Efficacy of Immune Checkpoint Inhibitor With or Without Chemotherapy for Nonsquamous NSCLC With Malignant Pleural Effusion: A Retrospective Multicenter Cohort Study

Hayato Kawachi, Motohiro Tamiya, Yoshihiko Taniguchi, Toshihide Yokoyama, Shinya Yokoe, Yuko Oya, Mihoko Imaji, Fukuko Okabe, Masaki Kanazu, Yoshihiko Sakata, Shinya Uematsu, Satoshi Tanaka, Daisuke Arai, Go Saito, Hiroshi Kobe, Eisaku Miyauchi, Asuka Okada, Satoshi Hara, Toru Kumagai