1. From the Division of Endocrinology, Metabolism, and Diabetes (J.K.P., T.L.H., K.M.W., P.P., R.H.E.) and the Department of Preventive Medicine and Biometrics (G.K.G.), University of Colorado Health Sciences Center, Denver, Colo, and the Department of Medicine, Northwest Lipid Research Laboratories, University of Washington, Seattle, Wash (S.M.M.).