PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33894335-6 2021 RESULTS: After median follow-up of 31.0 months, pembrolizumab plus pemetrexed-platinum continued to improve OS (hazard ratio [HR], 0.56; 95% CI, 0.46-0.69), and PFS (HR, 0.49; 95% CI, 0.41-0.59) over placebo plus pemetrexed-platinum regardless of PD-L1 expression. Platinum 78-86 CD274 molecule Homo sapiens 247-252