{"nct_id":"NCT02555657","title":"Study of Single Agent Pembrolizumab (MK-3475) Versus Single Agent Chemotherapy for Metastatic Triple Negative Breast Cancer (MK-3475-119/KEYNOTE-119)","status":"COMPLETED","status_verified_date":"2021-11","start_date":"2015-10-13","start_date_type":"ACTUAL","primary_completion_date":"2019-04-11","primary_completion_date_type":"ACTUAL","completion_date":"2020-11-10","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}