From: Medications for Risk Reduction of Primary Breast Cancer in Women: U.S. Preventive Services Task Force Recommendation Statement Ann Intern Med. 2013;159(10):698-708. doi:10.7326/0003-4819-159-10-201311190-00718 Figure Legend: Reproduced from Freedman and colleagues (8) with permission from the American Society of Clinical Oncology. This figure remains the property of the American Society of Clinical Oncology and is not part of the public domain. BCPT = Breast Cancer Prevention Trial; IBC = invasive breast cancer; RR = relative risk; STAR = Study of Tamoxifen and Raloxifene; WHI = Women's Health Initiative. Date of download: 12/19/2017 Copyright © American College of Physicians. All rights reserved.