596 AMBER, Part 2B: a phase 1 study of cobolimab plus dostarlimab in patients with advanced/metastatic non-small cell lung cancer (NSCLC) previously treated with anti-PD(L)-1 thera... by Antoni Ribas, Mohammed Milhem, Diwakar Davar, Patricia LoRusso, Zeynep Eroglu, Martin Gutierrez, Arindam Dhar, Carlos Becerra, Brian Di Pace, Tianli Wang, Hailei Zhang, Srimoyee Ghosh, Shyam Srivats, Theo Borgovan, Angela Waszak