{"nct_id":"NCT03998254","title":"Efficacy, Immunogenicity and Safety of V503 in Chinese Women Aged 20-45 Years (V503-023)","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2022-11","start_date":"2019-06-26","start_date_type":"ACTUAL","primary_completion_date":"2028-03-31","primary_completion_date_type":"ESTIMATED","completion_date":"2028-03-31","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["MRK"]}