{"nct_id":"NCT02819518","title":"Study of Pembrolizumab (MK-3475) Plus Chemotherapy vs. Placebo Plus Chemotherapy for Previously Untreated Locally Recurrent Inoperable or Metastatic Triple Negative Breast Cancer (MK-3475-355/KEYNOTE-355)","status":"COMPLETED","status_verified_date":"2024-11","start_date":"2016-07-27","start_date_type":"ACTUAL","primary_completion_date":"2021-06-15","primary_completion_date_type":"ACTUAL","completion_date":"2023-10-30","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}