{"nct_id":"NCT00875485","title":"Evaluation of Antibody Persistence & Immune Memory in Subjects Vaccinated During Adolescence With Twinrix™","status":"COMPLETED","status_verified_date":"2018-07","start_date":"2009-05-01","start_date_type":null,"primary_completion_date":"2014-07-01","primary_completion_date_type":"ACTUAL","completion_date":"2014-07-01","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GSK"]}