{"nct_id":"NCT03258710","title":"A Study of Switching From Entecavir to Tenofovir Disoproxil Fumarate in Subjects With Chronic Hepatitis B","status":"COMPLETED","status_verified_date":"2020-07","start_date":"2017-10-02","start_date_type":"ACTUAL","primary_completion_date":"2018-12-28","primary_completion_date_type":"ACTUAL","completion_date":"2019-11-25","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GSK"]}