{"nct_id":"NCT00390143","title":"Study in Adolescents/Adults to Evaluate the Persistence up to 3.5 Yrs of GSK Biologicals Meningococcal Vaccine 134612","status":"COMPLETED","status_verified_date":"2016-10","start_date":"2007-02","start_date_type":null,"primary_completion_date":"2009-05","primary_completion_date_type":"ACTUAL","completion_date":"2009-05","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["GSK"]}