{"nct_id":"NCT00467545","title":"An Extension to Viral Kinetics Study of Telbivudine and Entecavir in Adults With Chronic Hepatitis B","status":"COMPLETED","status_verified_date":"2012-05","start_date":"2007-04","start_date_type":null,"primary_completion_date":"2009-09","primary_completion_date_type":"ACTUAL","completion_date":"2009-09","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["NVS"]}