{"nct_id":"NCT00272701","title":"Esomeprazole in PPI Failures - IMPROVE","status":"COMPLETED","status_verified_date":"2007-08","start_date":"2005-12","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2007-02","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["AZN"]}