1. Division of Endocrinology (D.J.M., A.C., C.Z., S.J.S., M.D.W.), New York Presbyterian/Columbia University Medical Center, New York, New York 10032
2. Department of Medicine, Columbia University, College of Physicians and Surgeons, and Department of Medicine (N.P.), New York Presbyterian/Columbia University Medical Center, New York, New York 10032
3. Department of Medicine, and Division of Cardiology (M.D.), New York Presbyterian/Columbia University Medical Center, New York, New York 10032