{"nct_id":"NCT00943722","title":"A Study of V503 (A Multivalent Human Papillomavirus [HPV] L1 Virus-Like Particle [VLP] Vaccine) in Preadolescents and Adolescents (V503-002)","status":"COMPLETED","status_verified_date":"2022-09","start_date":"2009-08-27","start_date_type":"ACTUAL","primary_completion_date":"2011-04-30","primary_completion_date_type":"ACTUAL","completion_date":"2021-04-22","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}