{"nct_id":"NCT00650936","title":"Closure of Atrial Septal Defects With the AMPLATZER Septal Occluder - Post Approval Study","status":"COMPLETED","status_verified_date":"2019-06","start_date":"2007-08","start_date_type":null,"primary_completion_date":"2014-06","primary_completion_date_type":"ACTUAL","completion_date":"2014-06","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["ABT"]}