RT Journal Article SR Electronic T1 Challenges and next steps in the advancement of immunotherapy: summary of the 2018 and 2020 National Cancer Institute workshops on cell-based immunotherapy for solid tumors JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e003048 DO 10.1136/jitc-2021-003048 VO 9 IS 7 A1 Fogli, Laura K A1 Aurigemma, Rosemarie A1 Sommers, Connie L A1 Singh, Anju A1 Bourcier, Kasia A1 Ernstoff, Marc S A1 YR 2021 UL http://jitc.bmj.com/content/9/7/e003048.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.