{"nct_id":"NCT00440297","title":"Hepatitis B Vaccine Predialysis/Dialysis Study (V232-060)","status":"COMPLETED","status_verified_date":"2017-03","start_date":"2006-12","start_date_type":null,"primary_completion_date":"2008-05","primary_completion_date_type":"ACTUAL","completion_date":"2008-05","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}