{"nct_id":"NCT00535847","title":"A Rollover Study for Subjects Participating in the Control Arm of Study VX06-950-106, VX05-950-104 and VX05-950-104EU Whose Plasma Hepatitis C Virus (HCV) Ribonucleic Acid (RNA) Levels Did Not Respond to Therapy","status":"COMPLETED","status_verified_date":"2014-07","start_date":"2007-10","start_date_type":null,"primary_completion_date":"2010-02","primary_completion_date_type":"ACTUAL","completion_date":"2010-02","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["VRTX"]}