1. From the Department of Nutrition, Harvard School of Public Health, Boston, MA (MB-R, RMvD, TYL, LLS, and FBH); the Department of Preventive Medicine and Public Health, University of Navarra, Navarra, Spain (MAM-G and MB-R); and the Channing Laboratory, Department of Medicine, Brigham and Women's Hospital, and Harvard Medical School, Boston, MA (RMvD and FBH)