{"nct_id":"NCT00460265","title":"Study of Panitumumab Efficacy in Patients With Recurrent and/or Metastatic Head and Neck Cancer","status":"COMPLETED","status_verified_date":"2014-02","start_date":"2007-05","start_date_type":null,"primary_completion_date":"2010-05","primary_completion_date_type":"ACTUAL","completion_date":"2012-05","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["AMGN"]}