{"nct_id":"NCT00323479","title":"Arthralgia During Anastrozole Therapy for Breast Cancer","status":"COMPLETED","status_verified_date":"2012-03","start_date":"2006-06","start_date_type":null,"primary_completion_date":"2009-01","primary_completion_date_type":"ACTUAL","completion_date":"2009-01","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["AZN"]}