1. From the Lipid Clinic, Endocrinology & Nutrition Service, Institut d’Investigacions Biomèdiques August Pi Sunyer, Hospital Clínic, Barcelona and CIBER Fisiopatología de la Obesidad y Nutrición (CIBERobn), Instituto de Salud Carlos III (ISCIII), Spain (E.R.); and Departments of Nutrition and Epidemiology, Harvard School of Public Health, Boston, MA (F.B.H.).