AUTHOR=Chen Dawei , Song Xinyu , Wang Haiyong , Gao Zhenwu , Meng Wenjuan , Chen Shuquan , Ma Yunfeng , Wang Youda , Li Kong , Yu Jinming , Yue Jinbo TITLE=Corrigendum: Previous Radiotherapy Increases the Efficacy of IL-2 in Malignant Pleural Effusion: Potential Evidence of a Radio-Memory Effect? JOURNAL=Frontiers in Immunology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2021.649620 DOI=10.3389/fimmu.2021.649620 ISSN=1664-3224