{"nct_id":"NCT02633787","title":"Persistence of Bactericidal Antibodies in Adults Who Received a Booster Dose of Menactra® Approximately 4 Years Earlier","status":"COMPLETED","status_verified_date":"2016-09","start_date":"2015-12","start_date_type":null,"primary_completion_date":"2016-02","primary_completion_date_type":"ACTUAL","completion_date":"2016-03","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["SNY"]}