{"nct_id":"NCT02124785","title":"Evaluation of the Long-term Persistence of Hepatitis A Antibodies in Healthy Adults Who Were Vaccinated 21-25 Years Earlier With GlaxoSmithKline (GSK) Biologicals' Hepatitis A Vaccine, Havrix®","status":"WITHDRAWN","status_verified_date":"2015-11","start_date":"2015-05","start_date_type":null,"primary_completion_date":"2019-07","primary_completion_date_type":"ESTIMATED","completion_date":"2019-07","completion_date_type":"ESTIMATED","phases":["PHASE4"],"tickers":["GSK"]}