{"nct_id":"NCT00306254","title":"Evaluation of PD 0348292 for Preventing Blood Clots in the Lungs or Deep Leg Veins of Patients After Knee Surgery","status":"COMPLETED","status_verified_date":"2007-10","start_date":"2006-03","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2007-07","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["PFE"]}