{"nct_id":"NCT02679755","title":"Palbociclib In Combination With Letrozole As Treatment Of Post-Menopausal Women With HR+, HER2- Advanced Breast Cancer","status":"COMPLETED","status_verified_date":"2022-07","start_date":"2016-03-09","start_date_type":"ACTUAL","primary_completion_date":"2019-07-25","primary_completion_date_type":"ACTUAL","completion_date":"2019-07-25","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["PFE"]}