RT Journal Article SR Electronic T1 198 Development, validation and concordance of two MAGE-A4 immunohistochemistry (IHC) assays to establish prognostic value of MAGE-A4 expression in synovial sarcoma JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP A226 OP A226 DO 10.1136/jitc-2023-SITC2023.0198 VO 11 IS Suppl 1 A1 Connacher, Robert A1 Avraam, Konstantinos A1 Ross, Elizabeth A1 Schneck, Mary A1 Kerckhoven, Marian Van A1 Rossom, Sofie Van A1 Gadot, Nicolas A1 Dufresne, Armelle A1 Williams, Dennis A1 Wang, Tianjiao YR 2023 UL http://jitc.bmj.com/content/11/Suppl_1/A226.abstract AB Markup server — Error Not Found The page you were trying to reach could not be found. Please check the address for the page you were trying to reach. If you believe you have reached this page in error, you may contact us with any questions.