nivolumab alonetitleplacebotitleCheckMate 451 (N ; all population), 2019 NCT02538666 Extensive stage SCLC (Es-SCLC) - maintenance (M) 280/275

Pathology:  Extensive stage SCLC (Es-SCLC) - maintenance (M); 

Extensive stage SCLC (Es-SCLC) - maintenance (M)
CheckMate 451 (N ; all population), 2019
nivolumab alone1T1
placebo0T0