{"nct_id":"NCT00365716","title":"Dose-Ranging Study of Quadrivalent Human Papillomavirus (HPV) (Types 6,11,16,18) L1 Virus-Like Particle (VLP) Vaccine (V501-007)(COMPLETED)","status":"COMPLETED","status_verified_date":"2015-10","start_date":"2000-05","start_date_type":null,"primary_completion_date":"2004-05","primary_completion_date_type":"ACTUAL","completion_date":"2009-09","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}