{"nct_id":"NCT01237327","title":"Multicenter Follow Up Study Of Subjects Who Participated In An Original Protocol Of Exemestane Vs. Megestrol Acetate In Postmenopausal Women With Metastatic Breast Cancer","status":"COMPLETED","status_verified_date":"2011-05","start_date":"2001-11","start_date_type":null,"primary_completion_date":"2007-12","primary_completion_date_type":"ACTUAL","completion_date":"2009-12","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["PFE"]}