{"nct_id":"NCT02561195","title":"A Study To Investigate Two 3-dose Schedules Of A Clostridium Difficile Vaccine In Healthy Adults Aged 65 to 85 Years","status":"COMPLETED","status_verified_date":"2021-02","start_date":"2015-07-16","start_date_type":"ACTUAL","primary_completion_date":"2017-03-07","primary_completion_date_type":"ACTUAL","completion_date":"2020-02-13","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["PFE"]}