{"nct_id":"NCT01025336","title":"Study Evaluating Persistence Of Antibody Response Elicited By 13vPnC In Healthy Adults Previously Vaccinated","status":"COMPLETED","status_verified_date":"2012-05","start_date":"2009-12","start_date_type":null,"primary_completion_date":"2010-10","primary_completion_date_type":"ACTUAL","completion_date":"2010-10","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["PFE"]}