1. Center for Women's Mental Health (H.J.), Boston, Massachusetts 02114
2. Psychiatric Neuroimaging Research Program (T.D., N.M., D.D.D.), Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114
3. Department of Medical Oncology (N.U.L.), Dana-Farber Cancer Institute, Harvard Medical School, Boston, Massachusetts 02215
4. Center for Morphometric Analysis (N.M.), Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114
5. Division of Clinical Pharmacology (T.C.S.), Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana 46202
6. McLean Hospital (S.L.R.), Harvard Medical School, Belmont, Massachusetts 02478
7. Reproductive Endocrine Unit (J.E.H.), Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114