{"nct_id":"NCT01706367","title":"Evaluation of a 3-dose Vaccination Regimen With One of Three Ascending Dose Levels of Clostridium Difficile Vaccine With or Without Adjuvant in Healthy Adults Aged 50 to 85 Years","status":"COMPLETED","status_verified_date":"2014-03","start_date":"2012-09","start_date_type":null,"primary_completion_date":"2014-01","primary_completion_date_type":"ACTUAL","completion_date":"2014-01","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["PFE"]}