{"nct_id":"NCT00322231","title":"A Study of an Investigational Zoster Vaccine, in Subjects With a History of Herpes Zoster (V211-014)","status":"COMPLETED","status_verified_date":"2015-01","start_date":"2006-05","start_date_type":null,"primary_completion_date":"2007-07","primary_completion_date_type":"ACTUAL","completion_date":"2007-07","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}