{"nct_id":"NCT01037114","title":"Long-term Persistence Study in Healthy Adults Previously Vaccinated With Twinrix Adult","status":"COMPLETED","status_verified_date":"2018-01","start_date":"2010-01-27","start_date_type":"ACTUAL","primary_completion_date":"2014-02-28","primary_completion_date_type":"ACTUAL","completion_date":"2014-02-28","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GSK"]}