1. Department of Medicine (E.S.B., H.D., A.N.H.), Division of Endocrinology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts 02215
2. Department of Medicine (T.G.H., I.A., J.W., J.P.M.), Division of Cardiology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts 02215