Elizabeth Maunsell et al.
Journal of clinical oncology : official journal of the American Society of Clinical Oncology, 32(14), 1427-1436 (2014-04-09)
Exemestane, a steroidal aromatase inhibitor, reduced invasive breast cancer incidence by 65% among 4,560 postmenopausal women randomly assigned to exemestane (25 mg per day) compared with placebo in the National Cancer Institute of Canada (NCIC) Clinical Trials Group MAP.3 (Mammary