{"nct_id":"NCT01946412","title":"Roll-Over Study of Ivacaftor in Cystic Fibrosis Pediatric Subjects With a CF Transmembrane Conductance Regulator Gene (CFTR) Gating Mutation","status":"COMPLETED","status_verified_date":"2016-12","start_date":"2013-12","start_date_type":null,"primary_completion_date":"2015-12","primary_completion_date_type":"ACTUAL","completion_date":"2015-12","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["VRTX"]}