{"markup":"\u003C!DOCTYPE html PUBLIC \u0022-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\u0022 \u0022http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\u0022\u003E\n\u003C?xml version=\u00221.0\u0022 encoding=\u0022UTF-8\u0022 ?\u003E\u003Chtml version=\u0022HTML+RDFa+MathML 1.1\u0022 content=\u0022http:\/\/purl.org\/rss\/1.0\/modules\/content\/\u0022 dc=\u0022http:\/\/purl.org\/dc\/terms\/\u0022 foaf=\u0022http:\/\/xmlns.com\/foaf\/0.1\/\u0022 og=\u0022http:\/\/ogp.me\/ns#\u0022 rdfs=\u0022http:\/\/www.w3.org\/2000\/01\/rdf-schema#\u0022 sioc=\u0022http:\/\/rdfs.org\/sioc\/ns#\u0022 sioct=\u0022http:\/\/rdfs.org\/sioc\/types#\u0022 skos=\u0022http:\/\/www.w3.org\/2004\/02\/skos\/core#\u0022 xsd=\u0022http:\/\/www.w3.org\/2001\/XMLSchema#\u0022 mml=\u0022http:\/\/www.w3.org\/1998\/Math\/MathML\u0022\u003E\u003Chead\u003E\u003Cscript type=\u0022text\/javascript\u0022 src=\u0022http:\/\/www.highwirestage.com\/sites\/default\/files\/js\/js_M8BsRY25PLDHBensqRcUs1nEubvHeoGn5HSxBrIWeZs.js\u0022\u003E\u003C\/script\u003E\u003Cscript type=\u0022text\/javascript\u0022\u003E\n\u003C!--\/\/--\u003E\u003C![CDATA[\/\/\u003E\u003C!--\njQuery.extend(Drupal.settings, {\u0022basePath\u0022:\u0022\\\/\u0022,\u0022pathPrefix\u0022:\u0022\u0022,\u0022panels_ajax_pane\u0022:{\u0022new-d5e9ecaa-460b-40c1-87fb-0dbcbc3a749d\u0022:\u0022{\\u0022encrypted\\u0022:\\u0022{\\\\\\u0022encrypted\\\\\\u0022:\\\\\\u0022km3\\\\\\\\\\\\\\\/rBOnNY+\\\\\\\\\\\\\\\/x3MDa8Kfbwn2x2nLReRvYJML2NaptsfrwoWX7n9QccTZsOJyykjK4UZ5B55WajwmIIPc588\\\\\\\\\\\\\\\/3U5GA+wFsUbEgxM3WtrX1seyJ1zjLNK4Bw053amYO1+sCz4LI87wuEIPnYtTZ6nyz6Hui0vzF3+oKGJYkqQevN6siDThW3ZER1oSLZiwTwSafE6u6MYcvuGXcFviH+JoqgCLha0valOEvmK8A07hhQTk6zvueDlEIKuDZuv2pRAsrs3OE9bHd9x5WYaUOe8lKOVReYGg7XJ+BInhKJHO815uA1V+vFpOE2uDQEJ7vfThmD9xuxKqDKtK704kLVjN0iO3GV24hvKaAOgSBysVQISJMcZaWpy26i1mLZqZTCC7v2WTWkkWxxGGYICKiUBD4tIMOBgiD6+eG\\\\\\\\\\\\\\\/LZd6sIpcY9rliGdEaidYwbXKO\\\\\\\\\\\\\\\/Igu98\\\\\\\\\\\\\\\/zZr5BlJgSQC+6cmCHyIFAB383qnxuyuQRl3ocvTirp3hW6yLYdacV8W6qCXwafC7oTmewIeHMn1O2d485CnKBEP2hdpMuc3DRZ8hTRDEQwHt8MP33ReQgI3wETZ67e3LBSNMB9nvSnrt4SbuoisjllfSMVXTkJmiMGgydmLCWgM2KOa3iUjzuXL+2JI5xKZlssfWYLUKj4cUP1zxhHn1+54SOhzLlXmDJOqSjW\\\\\\\\\\\\\\\/5fY1z0ODAJFBcnoV4wy+hj7oXTXQOsjtz4VySZm3h\\\\\\\\\\\\\\\/hF4cffq+6k\\\\\\\\\\\\\\\/bYhWP98Uoc+p84qlD\\\\\\\\\\\\\\\/IyqN4mhB3jvcEjTQv6a1rA96acEvKfQ7QrlrA8aEwxC33OwK+x4s8mNpTYgfSQhFmU\\\\\\\\\\\\\\\/Xf5Cerc2ToDxmP7FuMb\\\\\\\\\\\\\\\/yvhUtbFgaSt1pbsbu1te3K8P+NsSmFWyMpu\\\\\\\\\\\\\\\/8oFtECAoEA66Jd5D9ZfBbcGuc176QBRH4WQZRRJqVfvzZY527O7J2Z2ejDRZXXlQQFNaKNbjZVqb440+ko5Gnru6\\\\\\\\\\\\\\\/spMvgCbWMwQPdPFUdznQHE3Fe0dORzzRMmRB4mypJ24ZhPGC9ih1qTHMRdPMuvFz9tRpZWCdrK7ZTxSfhxNAIBf3AIVBL2itaKVjALUnRv7Ilpt00YvgR6xSP8aoOEvcKMEgvWw4SqZrob+7jw6KOUa8sXDZ\\\\\\\\\\\\\\\/cP5M9tS9AM5NiCAZC7qUCiyTpEYypRu1KEd7rNfaKjLehE6XlEs73l3lUMJjMBzynp8+RAkMams\\\\\\\\\\\\\\\/JR\\\\\\\\\\\\\\\/xeSav0Nal32iLCqy2d1s04Ua21adoZ2Wogw2NKACJiP6DFmZGOOae7crDi3\\\\\\\\\\\\\\\/dti1ymcNgPuK\\\\\\\\\\\\\\\/cGQhbPmF8qv7okJDf7leVpefivjSAnv0KJ\\\\\\\\\\\\\\\/0g1kMjAOQTMPjqSoKZt\\\\\\\\\\\\\\\/mAlxwCIjdPpZNoWbnWyfjXZSPUtlRdP\\\\\\\\\\\\\\\/EGp2kcfnYveA6sVBPYPCnQ2cNPP7kjt76RBW9E\\\\\\\\\\\\\\\/mDAJrwcoAez2Bd67V6zyMIETgoww9cdfI4Af3Ws4IQuBnrakeuQAAZPq1WxeYGL3SMQuV+UPaee2wNSVXl+7oin1CLeBmnmsbvRunxPOs8WnbbzW8+NnVWHavAjuu0wOsXXr\\\\\\\\\\\\\\\/Rv60pY0zBQxQ9HnjlcFRoihAneQNlIUDhbr1UArGauxmn2seB5pD7uEYG3wAYVNk\\\\\\\\\\\\\\\/FrYxNOqtZwsw0lDZVNq0IRURimNm\\\\\\\\\\\\\\\/aASPea9oZHUdqoVPvZiFjy13UF2ICG9Lq7jKI\\\\\\\\\\\\\\\/237jYuUnjCi35rGzYbRyPO47uiloU5Mo8Zr0R6vxoRxO1deETn9nHLgCdlfUI9p+qfGdW+pweIv+qQYjaRiF+pkQqyIWgJ5jWOOeLVi5DNRvZfAIrW+wo4HnWUe7iEqHpo9yB6AHOAQgUyMpPQ2gXh34ZlnS9vDa5a+cmGUVA24ocuI7A4Db\\\\\\\\\\\\\\\/tAN+k2BdDjPEavOUJJNBXH9ujeDiV3ST97uvNo4TI3Y6jc7I10jrkhFgliXklarYsvPXye3iYL8fcm\\\\\\\\\\\\\\\/8NvpBn7mDflrLGbgBFr+dSIDRymE26LR2Zyb8O4VyAoD1JjBpZ+4gVCBo3X\\\\\\\\\\\\\\\/52TgrV7FLT0IRlhWhGwdhpuLFGAusOtQSi0uP1LDXw3atNAhqGStW7R58b63e9hAss65fizzIlXSXmlXQxi8mrW0Y\\\\\\\\\\\\\\\/T\\\\\\\\\\\\\\\/8sVABsGHslz4hStaH099DsYlp1pdEyFjtkal\\\\\\\\\\\\\\\/hgTdus1ng85OvlC4V2UZslQtWiDf1iLhpcI5AOYs+lQFKNjJbciI+ABt7JbL1SGiPNmfONVI4J9a7ZWi8V\\\\\\\\\\\\\\\/RnIA\\\\\\\\\\\\\\\/NsVx5Wx\\\\\\\\\\\\\\\/wGjxfpsBDgONc2cHO7EbsZ+ybLxnTvJkdyAL5kpC\\\\\\\\\\\\\\\/I7mUNuy9ZgLcmb9LpGeKgvB0hQgjd5zC2SEwKpAKvEbPczMe7Y9wViVkWG9WJU4WoUsJto8akDcE\\\\\\\\\\\\\\\/\\\\\\\\\\\\\\\/LLh8H0SPO6JArAADKoDfY\\\\\\\\\\\\\\\/+QpaMzDQW6L+RpeGZoGdy7r8aJ124CLGl+gtKOZ1mR3fBuwna9YLwI5FC4xPs7sI9Tj0ECnEAOjnnka3\\\\\\\\\\\\\\\/c1Otob6RBD13GVfXYrFO1n5GhYAsS2fQu3W0nUne+VgqorzNWwDtLh\\\\\\\\\\\\\\\/Y3NpdI5Um+GWjFS4btJyz\\\\\\\\\\\\\\\/9xnM4vIevBwWrTgm50aNQKGiiF32eH8pwGTv2K1HPGwZRaTJcQdxRObXSKvi9iqYPOUGwBOh6n6yVF2XpE+\\\\\\\\\\\\\\\/rF9zp2dinB7n9RhCDueW\\\\\\\\\\\\\\\/6SFWMLQDbvGNtcppO7HgLM2b\\\\\\\\\\\\\\\/yv9gXnzLHlwpu+B+Vk2iz8yGd+P7lCDZGTa93qN41UzWEzsMxVwpq3uRlszqzbHapIDEAhM9m\\\\\\\\\\\\\\\/oORpPqHR9QUfaAEjZpkpSylQ0VVN3ix4BXaKeH0RraHnAkHN3U7QY\\\\\\\\\\\\\\\/\\\\\\\\\\\\\\\/4rWqz\\\\\\\\\\\\\\\/OwXPihgoKDfz4PzBCj+FHgihB5M9Ww6nDGwaLs\\\\\\\\\\\\\\\/okyGzP2Gm7DfQdev8h\\\\\\\\\\\\\\\/axlEJ7juEA87GwrMlrf3\\\\\\\\\\\\\\\/\\\\\\\\\\\\\\\/GSDLQ4GFTngU3r34h\\\\\\\\\\\\\\\/H+R2Uhr3JG+E99tew0DPW20Fm3kXZLg==\\\\\\u0022,\\\\\\u0022iv\\\\\\u0022:\\\\\\u0022zkCQSzpGjAseodjPmd+31Q==\\\\\\u0022,\\\\\\u0022salt\\\\\\u0022:\\\\\\u00223fcf69c0544933648ca27e63b3137e55\\\\\\u0022}\\u0022,\\u0022hmac\\u0022:\\u0022bce61ae8610ab99b32757760b2a806a53155c9a9b027b1c648cfce50b43ee5b9\\u0022}\u0022},\u0022highwire\u0022:{\u0022ac\u0022:{\u0022\\\/jitc\\\/8\\\/2\\\/e000406.atom\u0022:{\u0022access\u0022:{\u0022full\u0022:true},\u0022pisa_id\u0022:\u0022\u0022,\u0022apath\u0022:\u0022\\\/jitc\\\/8\\\/2\\\/e000406.atom\u0022,\u0022jcode\u0022:\u0022jitc\u0022}}},\u0022bmjj\u0022:{\u0022show_corresp\u0022:false},\u0022ajaxPageState\u0022:{\u0022js\u0022:{\u0022sites\\\/all\\\/modules\\\/contrib\\\/panels_ajax_pane\\\/panels_ajax_pane.js\u0022:1,\u0022sites\\\/default\\\/modules\\\/jnl_template_bmjj\\\/plugins\\\/content_types\\\/js\\\/bmjj-contributors.js\u0022:1}}});\n\/\/--\u003E\u003C!]]\u003E\n\u003C\/script\u003E\u003Clink type=\u0022text\/css\u0022 rel=\u0022stylesheet\u0022 href=\u0022\/\/www.highwirestage.com\/sites\/default\/files\/advagg_css\/css__XqNETqO2KISUuux0IjZeixOTFnSk20iJyWcdyjFvJv0__V5XKdmT7SKbPMZ3oiYeZn3IKAzRNs6WzDcLxN472J6o__3qvfz4I9k5oUIeimOjbmdyh6ZgM-xweyVc5gub1_nR4.css\u0022 media=\u0022all\u0022\u003E\u003C\/head\u003E\u003Cbody\u003E\u003Cdiv class=\u0022panels-ajax-tab-panel panels-ajax-tab-panel-jnl-template-bmjj-art-info\u0022\u003E\u003Cdiv class=\u0022panel-display highwire-1col-stacked-layout\u0022\u003E\n\t  \u003Cdiv class=\u0022panel-row-wrapper panel-row-first clearfix\u0022\u003E\n\t\t\n\t\t\u003Cdiv class=\u0022top-wrapper\u0022\u003E\n\t\t\t\u003Cdiv class=\u0022panel-panel panel-region-top\u0022\u003E\n\t\t\t  \u003Cdiv class=\u0022inside\u0022\u003E\u003Cdiv class=\u0022panel-pane pane-highwire-article-crossmark\u0022\u003E\n  \n      \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003C!-- Start CrossMark Snippet v2.0 --\u003E\n    \u003Ca data-target=\u0022crossmark\u0022 class=\u0022crossmark-square\u0022\u003E\u003Cimg src=\u0022https:\/\/crossmark-cdn.crossref.org\/widget\/v2.0\/logos\/CROSSMARK_Color_square.svg\u0022 alt=\u0022\u0022\u003E\u003C\/a\u003E\n    \u003Cdiv id=\u0022crossmark-dialog\u0022 style=\u0022display: none;\u0022 title=\u0022\u0022\u003E\n    \u003C!-- the external CrossMark data is loaded inside this iframe --\u003E\n    \u003Ciframe id=\u0022crossmark-dialog-frame\u0022\u003E\u003C\/iframe\u003E\n    \u003C\/div\u003E\n    \u003C!-- End CrossMark Snippet --\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003Cdiv class=\u0022panel-separator\u0022\u003E\u003C\/div\u003E\u003Cdiv class=\u0022panel-pane pane-bmjj-contributors author-ids col-narrow-12\u0022\u003E\n  \n        \u003Ch3 class=\u0022pane-title\u0022\u003EAuthors\u003C\/h3\u003E\n    \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022field field-name-field-highwire-a-contributors field-type-text field-label-hidden\u0022\u003E\u003Cdiv class=\u0022field-items\u0022\u003E\u003Cdiv class=\u0022field-item even\u0022\u003E\u003Cdiv class=\u0022highwire-list-wrapper\u0022\u003E\u003Cdiv class=\u0022highwire-list\u0022\u003E\u003Cul class=\u0022highwire-contributors-list multiple-contrib\u0022\u003E\u003Cli class=\u0022first odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EYuelong\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EWang\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E\u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-3\u0022\u003EState Key Laboratory of Biotherapy and Cancer Center\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-4\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Wang%20Y\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AYuelong%20Wang%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EJiaojiao\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EDeng\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-5\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-6\u0022\u003EHuashan Hospital, Fudan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EShanghai\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Deng%20J\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AJiaojiao%20Deng%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003ELin\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EWang\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-7\u0022\u003ECardiovascular Institute\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-8\u0022\u003EStanford University School of Medicine\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EStanford\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022state\u0022\u003ECA\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EUSA\u003C\/span\u003E\n\u003C\/span\u003E\u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-9\u0022\u003EInstitute for Stem Cell Biology and Regenerative Medicine\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-10\u0022\u003EStanford University School of Medicine\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EStanford\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022state\u0022\u003ECA\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EUSA\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Wang%20L\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3ALin%20Wang%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003ETingyue\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EZhou\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-3\u0022\u003EState Key Laboratory of Biotherapy and Cancer Center\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-4\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Zhou%20T\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3ATingyue%20Zhou%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EJinlong\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EYang\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Yang%20J\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AJinlong%20Yang%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EZerong\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003ETian\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Tian%20Z\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AZerong%20Tian%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EJinhao\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EYang\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Yang%20J\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AJinhao%20Yang%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EHongxu\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EChen\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Chen%20H\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AHongxu%20Chen%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EXin\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003ETang\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Tang%20X\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AXin%20Tang%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EShasha\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EZhao\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-3\u0022\u003EState Key Laboratory of Biotherapy and Cancer Center\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-4\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Cspan class=\u0022nlm-contrib-id\u0022 data-contrib-id-type=\u0022orcid\u0022 data-authenticated=\u0022false\u0022 data-href=\u0022http:\/\/orcid.org\/0000-0003-4775-614X\u0022\u003E\u003C\/span\u003E\u003Ca href=\u0022\/lookup\/external-ref?access_num=Zhao%20S\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AShasha%20Zhao%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003ELiangxue\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EZhou\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Zhou%20L\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3ALiangxue%20Zhou%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022even\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EAiping\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003ETong\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-3\u0022\u003EState Key Laboratory of Biotherapy and Cancer Center\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-4\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Ca href=\u0022\/lookup\/external-ref?access_num=Tong%20A\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AAiping%20Tong%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003Cli class=\u0022last odd\u0022\u003E\u003Cspan class=\u0022nlm-given-names\u0022\u003EJianguo\u003C\/span\u003E \u003Cspan class=\u0022nlm-surname\u0022\u003EXu\u003C\/span\u003E \u003Cspan class=\u0022nlm-aff\u0022\u003E\n\n\u003Cspan class=\u0022nlm-institution\u0022 data-content-type=\u0022department\u0022 data-hwp-id=\u0022institution-1\u0022\u003EDepartment of Neurosurgery\u003C\/span\u003E, \u003Cspan class=\u0022nlm-institution\u0022 data-hwp-id=\u0022institution-2\u0022\u003EWest China Hospital, Sichuan University\u003C\/span\u003E, \u003Cspan class=\u0022nlm-addr-line\u0022 data-content-type=\u0022city\u0022\u003EChengdu\u003C\/span\u003E, \u003Cspan class=\u0022nlm-country\u0022\u003EChina\u003C\/span\u003E\n\u003C\/span\u003E \u003Cspan class=\u0022nlm-contrib-id\u0022 data-contrib-id-type=\u0022orcid\u0022 data-authenticated=\u0022false\u0022 data-href=\u0022http:\/\/orcid.org\/0000-0001-9651-8186\u0022\u003E\u003C\/span\u003E\u003Ca href=\u0022\/lookup\/external-ref?access_num=Xu%20J\u0026amp;link_type=AUTHORSEARCH\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EPubMed articles\u003C\/a\u003E\u003Ca href=\u0022\/lookup\/google-scholar?author%5B0%5D=%22author%3AJianguo%20Xu%22\u0026amp;gs_type=author\u0022 target=\u0022_blank\u0022 class=\u0022authour-link\u0022 data-icon-position=\u0022\u0022 data-hide-link-title=\u00220\u0022\u003EGoogle scholar articles\u003C\/a\u003E\u003C\/li\u003E\u003C\/ul\u003E\u003C\/div\u003E\u003C\/div\u003E\u003C\/div\u003E\u003C\/div\u003E\u003C\/div\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003C\/div\u003E\n\t\t\t\u003C\/div\u003E\n\t\t\u003C\/div\u003E\n\t\n\t\u003C\/div\u003E \u003C!-- \/.panel-row-wrapper --\u003E\t\n\t  \n  \u003Cdiv class=\u0022panel-row-wrapper clearfix\u0022\u003E\n\t\t\n\t\t\u003Cdiv class=\u0022content-wrapper\u0022\u003E\n\t\t\t\u003Cdiv class=\u0022panel-panel panel-region-content\u0022\u003E\n\t\t\t  \u003Cdiv class=\u0022inside\u0022\u003E\u003Cdiv class=\u0022panel-pane pane-highwire-article-citation\u0022\u003E\n  \n        \u003Ch2 class=\u0022pane-title\u0022\u003ECitation\u003C\/h2\u003E\n    \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022highwire-article-citation highwire-citation-type-highwire-article node15784\u0022 data-node-nid=\u002215784\u0022 id=\u0022node-15784--2909672413\u0022 data-pisa=\u0022jitc;8\/2\/e000406\u0022 data-pisa-master=\u0022jitc;jitc-2019-000406\u0022 data-apath=\u0022\/jitc\/8\/2\/e000406.atom\u0022\u003E\u003Cdiv class=\u0022highwire-cite highwire-cite-highwire-article highwire-citation-v1-cp clearfix bmjj-article-citation\u0022\u003E\n  \n  \n    \t\u003Cdiv class=\u0022highwire-cite-authors\u0022\u003E\u003Cspan class=\u0022highwire-citation-authors\u0022\u003E\u003Cspan class=\u0022highwire-citation-author first\u0022 data-delta=\u00220\u0022\u003E\u003Cspan class=\u0022nlm-surname\u0022\u003EWang\u003C\/span\u003E Y\u003C\/span\u003E, \u003Cspan class=\u0022highwire-citation-author\u0022 data-delta=\u00221\u0022\u003E\u003Cspan class=\u0022nlm-surname\u0022\u003EDeng\u003C\/span\u003E J\u003C\/span\u003E, \u003Cspan class=\u0022highwire-citation-author\u0022 data-delta=\u00222\u0022\u003E\u003Cspan class=\u0022nlm-surname\u0022\u003EWang\u003C\/span\u003E L\u003C\/span\u003E\u003C\/span\u003E\u003Cspan class=\u0022citation-et\u0022\u003E, et al\u003C\/span\u003E\u003C\/div\u003E\n  \n      \u003Cdiv class=\u0022highwire-cite-title\u0022\u003EExpression and clinical significance of PD-L1, B7-H3, B7-H4 and VISTA in craniopharyngioma\u003C\/div\u003E  \n      \n    \t\u003Cdiv class=\u0022highwire-cite-metadata bmjj-citation-metadata\u0022\u003E\u003Cspan class=\u0022highwire-cite-metadata-journal highwire-cite-metadata\u0022\u003EJournal for ImmunoTherapy of Cancer \u003C\/span\u003E\u003Cspan class=\u0022highwire-cite-metadata-year highwire-cite-metadata\u0022\u003E2020;\u003C\/span\u003E\u003Cspan class=\u0022highwire-cite-metadata-volume highwire-cite-metadata\u0022\u003E8:\u003C\/span\u003E\u003Cspan class=\u0022highwire-cite-metadata-elocation-id highwire-cite-metadata\u0022\u003Ee000406. \u003C\/span\u003E\u003Cspan class=\u0022highwire-cite-metadata-doi highwire-cite-metadata\u0022\u003E\u003Cspan class=\u0022label\u0022\u003Edoi:\u003C\/span\u003E 10.1136\/jitc-2019-000406 \u003C\/span\u003E\u003C\/div\u003E\n  \n  \n  \n\u003C\/div\u003E\u003C\/div\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003Cdiv class=\u0022panel-separator\u0022\u003E\u003C\/div\u003E\u003Cdiv class=\u0022panel-pane pane-panels-mini pane-jnl-template-bmjj-art-pub-history\u0022\u003E\n  \n      \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022panel-display highwire-1col-stacked-layout\u0022 id=\u0022mini-panel-jnl_template_bmjj_art_pub_history\u0022\u003E\n\t  \n  \u003Cdiv class=\u0022panel-row-wrapper clearfix\u0022\u003E\n\t\t\n\t\t\u003Cdiv class=\u0022content-wrapper\u0022\u003E\n\t\t\t\u003Cdiv class=\u0022panel-panel panel-region-content\u0022\u003E\n\t\t\t  \u003Cdiv class=\u0022inside\u0022\u003E\u003Cdiv class=\u0022panel-pane pane-highwire-pubdate bmjj-pub-date\u0022\u003E\n  \n      \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022field field-name-field-highwire-a-epubdate field-type-datetime field-label-inline clearfix\u0022\u003E\u003Cdiv class=\u0022field-label\u0022\u003EOnline issue publication\u0026nbsp;\u003C\/div\u003E\u003Cdiv class=\u0022field-items\u0022\u003E\u003Cdiv class=\u0022field-item even\u0022\u003E\u003Cspan class=\u0022date-display-single\u0022\u003ESeptember 21, 2020\u003C\/span\u003E\u003C\/div\u003E\u003C\/div\u003E\u003C\/div\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003C\/div\u003E\n\t\t\t\u003C\/div\u003E\n\t\t\u003C\/div\u003E\n\t\n\t\u003C\/div\u003E \u003C!-- \/.panel-row-wrapper --\u003E\t\n\t\n\t\u003C\/div\u003E\n\n  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003Cdiv class=\u0022panel-separator\u0022\u003E\u003C\/div\u003E\u003Cdiv class=\u0022panel-pane pane-custom pane-1\u0022\u003E\n  \n        \u003Ch2 class=\u0022pane-title\u0022\u003ERequest permissions\u003C\/h2\u003E\n    \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cp\u003EIf you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center\u0026rsquo;s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003Cdiv class=\u0022panel-separator\u0022\u003E\u003C\/div\u003E\u003Cdiv class=\u0022panel-pane pane-panels-ajax-pane-content pane-highwire-permission-link\u0022\u003E\n  \n        \u003Ch2 class=\u0022pane-title\u0022\u003E\u003Cspan class=\u0022panels-ajax-pane-title\u0022 data-pid=\u0022new-d5e9ecaa-460b-40c1-87fb-0dbcbc3a749d\u0022\u003E\u003C\/span\u003E\u003C\/h2\u003E\n    \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022panels-ajax-pane panels-ajax-pane-new-d5e9ecaa-460b-40c1-87fb-0dbcbc3a749d\u0022 data-pid=\u0022new-d5e9ecaa-460b-40c1-87fb-0dbcbc3a749d\u0022\u003E\u003C\/div\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003Cdiv class=\u0022panel-separator\u0022\u003E\u003C\/div\u003E\u003Cdiv class=\u0022panel-pane pane-highwire-copyright\u0022\u003E\n  \n        \u003Ch2 class=\u0022pane-title\u0022\u003ECopyright information\u003C\/h2\u003E\n    \n  \n  \u003Cdiv class=\u0022pane-content\u0022\u003E\n    \u003Cdiv class=\u0022field field-name-field-highwire-copyright field-type-text field-label-hidden\u0022\u003E\u003Cdiv class=\u0022field-items\u0022\u003E\u003Cdiv class=\u0022field-item even\u0022\u003E\u003Cspan class=\u0022nlm-copyright-statement\u0022 data-hwp-id=\u0022copyright-statement-1\u0022\u003E\u0026Acirc;\u0026copy; Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.\u003C\/span\u003E \u003Cspan class=\u0022nlm-license\u0022 data-license-type=\u0022open-access\u0022 data-xlink-href=\u0022http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u0022 data-hwp-id=\u0022license-1\u0022\u003E\u003Cspan class=\u0022ali-license_ref\u0022 data-start_date=\u00222020-09-21\u0022\u003E\u003Ca href=\u0022http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u0022\u003Ehttp:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u003C\/a\u003E\u003C\/span\u003E\u003Cspan class=\u0022nlm-p\u0022 data-hwp-id=\u0022p-1\u0022\u003EThis is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See \u003Ca class=\u0022nlm-ext-link\u0022 data-l-rel=\u0022related\u0022 data-l-ref-type=\u0022uri\u0022 data-l-ref=\u0022http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u0022 data-ext-link-type=\u0022uri\u0022 data-xlink-href=\u0022http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u0022 data-hwp-id=\u0022ext-link-1\u0022 href=\u0022http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u0022\u003Ehttp:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/\u003C\/a\u003E.\u003C\/span\u003E\u003C\/span\u003E\u003C\/div\u003E\u003C\/div\u003E\u003C\/div\u003E  \u003C\/div\u003E\n\n  \n  \u003C\/div\u003E\n\u003C\/div\u003E\n\t\t\t\u003C\/div\u003E\n\t\t\u003C\/div\u003E\n\t\n\t\u003C\/div\u003E \u003C!-- \/.panel-row-wrapper --\u003E\t\n\t\n\t\u003C\/div\u003E\n\n\u003C\/div\u003E\u003Cscript type=\u0022text\/javascript\u0022 src=\u0022\/\/crossmark-cdn.crossref.org\/widget\/v2.0\/widget.js\u0022\u003E\u003C\/script\u003E\u003C\/body\u003E\u003C\/html\u003E\n"}