1. From the Institute for Cardiovascular Research (M.T.S., R.M.A.H., R.A.J.M.v.D., N.W., C.D.A.S.), the Department of Internal Medicine (M.T.S., C.D.A.S.), the Institute for Research in Extramural Medicine (R.M.A.H., P.J.K., J.M.D., G.N., R.J.H.), the Department of Radiology (R.A.J.M.v.D.), the Department of Clinical Epidemiology and Biostatistics (P.J.K.), the Department of Endocrinology (R.J.H.), and the Department of Physiology (N.W.), VU University Medical Center, Amsterdam, The Netherlands.