{"nct_id":"NCT02335424","title":"Study of Pembrolizumab (MK-3475) in Participants With Advanced Urothelial Cancer (MK-3475-052/KEYNOTE-052)","status":"COMPLETED","status_verified_date":"2023-02","start_date":"2015-02-24","start_date_type":"ACTUAL","primary_completion_date":"2018-06-19","primary_completion_date_type":"ACTUAL","completion_date":"2022-02-18","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}