1. From the University Medical Center Utrecht, Utrecht, Netherlands (IS, JWJB, and YTvdS); the MRC Epidemiology Unit, Cambridge, United Kingdom (NGF, SJS, CL, and NJW); the Nutritional Epidemiology Unit, Milan, Italy (CA); the Public Health Division of Gipuzkoa, San Sebastian, Spain (LA); INSERM, Villejuif, France (BB, FC-C, and BdL-G); Epidemiology, Prevention and Promotion Health Service, Pamplona