{"nct_id":"NCT00779935","title":"Growth Factor Concentration to Predict an Ankylosing Spondylitis Patient's Response to Infliximab (Study P04041)(COMPLETED)","status":"COMPLETED","status_verified_date":"2017-05","start_date":"2004-10-01","start_date_type":"ACTUAL","primary_completion_date":"2005-10-01","primary_completion_date_type":"ACTUAL","completion_date":"2007-02-01","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["MRK"]}