{"nct_id":"NCT00433771","title":"A Study of the WallFlex™ Biliary Fully-covered Stent for the Palliative Treatment of Malignant Bile Duct Obstruction","status":"COMPLETED","status_verified_date":"2010-06","start_date":"2007-03","start_date_type":null,"primary_completion_date":"2008-05","primary_completion_date_type":"ACTUAL","completion_date":"2008-05","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["BSX"]}