{"nct_id":"NCT00772967","title":"A Study to Evaluate the Effect of Analgesics on a Walking Model of Knee Pain (0000-105)(COMPLETED)","status":"COMPLETED","status_verified_date":"2015-10","start_date":"2008-06","start_date_type":null,"primary_completion_date":"2008-11","primary_completion_date_type":"ACTUAL","completion_date":"2008-11","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}