Affiliation: | aDepartment of Internal Medicine, Division of Endocrinology, Diabetes and Metabolism, Division of Human Molecular Genetics, Washington University School of Medicine, St. Louis, Missouri, 63110;bDivision of Endocrinology, Diabetes and Metabolism, Department of Surgery, Division of Human Molecular Genetics, Washington University School of Medicine, St. Louis, Missouri, 63110;cHormone Research Institute, Department of Medicine, University of California, San Francisco, San Francisco, California, 94143-0534 |