{"nct_id":"NCT01381874","title":"A Study of Abiraterone Acetate Plus Prednisone With or Without Exemestane in Postmenopausal Women With Estrogen Receptor-Positive (ER+) Metastatic Breast Cancer Progressing After Letrozole or Anastrozole Therapy","status":"COMPLETED","status_verified_date":"2019-03","start_date":"2011-08-24","start_date_type":"ACTUAL","primary_completion_date":"2014-07-28","primary_completion_date_type":"ACTUAL","completion_date":"2018-08-08","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["JNJ"]}