{"nct_id":"NCT00237133","title":"Treatment of Locally Advanced Breast Cancer With Letrozole in Postmenopausal Women","status":"COMPLETED","status_verified_date":"2017-02","start_date":"2003-03","start_date_type":null,"primary_completion_date":"2009-01","primary_completion_date_type":"ACTUAL","completion_date":"2009-01-21","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["NVS"]}