{"nct_id":"NCT00822757","title":"Safety and Immunogenicity Study of V710 Lyophilized Formulation (V710-004)","status":"COMPLETED","status_verified_date":"2015-10","start_date":"2007-08","start_date_type":null,"primary_completion_date":"2007-10","primary_completion_date_type":"ACTUAL","completion_date":"2007-12","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}