The Purpose of the Study is to Compare the Efficacy and Safety of BMS-986489 (Anti-fucosyl-GM1+ Nivolumab Fixed Dose Combina-tion) in Combination with Carboplatin plus Etoposide to that of Ate-zolizumab with Carboplatin plus Etoposide as First-Line Therapy in Participants with Extensive-Stage Small Cell Lung Cancer.
