{"nct_id":"NCT01955707","title":"Effect of Natalizumab on Infarct Volume in Acute Ischemic Stroke","status":"COMPLETED","status_verified_date":"2016-05","start_date":"2014-01","start_date_type":null,"primary_completion_date":"2015-02","primary_completion_date_type":"ACTUAL","completion_date":"2015-04","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["BIIB"]}