{"nct_id":"NCT00454298","title":"Study Evaluating AGG-523 in Subjects With Severe Osteoarthritis Requiring Total Knee Replacement","status":"COMPLETED","status_verified_date":"2009-07","start_date":"2007-05","start_date_type":null,"primary_completion_date":"2008-03","primary_completion_date_type":"ACTUAL","completion_date":"2008-03","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["PFE"]}