{"nct_id":"NCT00924664","title":"Long Term Safety Study of Tanezumab in Chronic Low Back Pain","status":"TERMINATED","status_verified_date":"2021-03","start_date":"2009-08-20","start_date_type":"ACTUAL","primary_completion_date":"2010-11-30","primary_completion_date_type":"ACTUAL","completion_date":"2011-06-22","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["PFE"]}