{"nct_id":"NCT01307501","title":"Safety and Efficacy of Cryoablation for Metastatic Lung Tumors","status":"COMPLETED","status_verified_date":"2021-07","start_date":"2012-01-04","start_date_type":"ACTUAL","primary_completion_date":"2018-08-30","primary_completion_date_type":"ACTUAL","completion_date":"2018-08-30","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["BSX"]}