- www.menopause.org -- North American Menopause Society
- www.acog.org -- American College of Obstetricians and Gynecologists
- www.nia.nih.gov -- National Institute on Aging
- www.nih.gov/PHTindex.htm -- National Institutes of Health -- Menopausal Hormone Therapy Information
Review Date: 07/26/2010
Reviewed By: Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.