{"nct_id":"NCT00421122","title":"Efficacy and Safety Study of Symbicort Turbuhaler in Chinese Patients With COPD","status":"COMPLETED","status_verified_date":"2009-03","start_date":"2006-09","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2007-11","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["AZN"]}