1. From the Nutritional Epidemiology Group (D.E.T., C.E.L.E., C.L.C., C.N., C.W., J.E.C., V.J.B.); Centre for Epidemiology & Biostatistics, University of Leeds, Leeds, UK (D.C.G., C.P.G.); and Department of Cardiology, York Teaching Hospital NHS Foundation Trust, York, UK (C.P.G.).