{"nct_id":"NCT00195429","title":"A Study Comparing the Withdrawal of Steroids or Tacrolimus in Kidney Transplant Recipients","status":"COMPLETED","status_verified_date":"2010-04","start_date":"2005-08","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2007-10","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["PFE"]}