{"nct_id":"NCT02220894","title":"Study of Pembrolizumab (MK-3475) Versus Platinum-Based Chemotherapy for Participants With Programmed Cell Death-Ligand 1 (PD-L1)-Positive Advanced or Metastatic Non-Small Cell Lung Cancer (MK-3475-042/KEYNOTE-042)","status":"COMPLETED","status_verified_date":"2023-10","start_date":"2014-10-30","start_date_type":"ACTUAL","primary_completion_date":"2018-09-04","primary_completion_date_type":"ACTUAL","completion_date":"2022-09-12","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}