{"nct_id":"NCT01239043","title":"Antibody Persistence and Response to Re-vaccination With Either Menactra® or Menomune® 3 Years After Initial Vaccination","status":"COMPLETED","status_verified_date":"2012-06","start_date":"2010-11","start_date_type":null,"primary_completion_date":"2011-04","primary_completion_date_type":"ACTUAL","completion_date":"2012-02","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["SNY"]}