1. Friedman School of Nutrition Science and Policy, Tufts University, and Hinda and Arthur Marcus Institute for Aging Research, Hebrew SeniorLife, Boston, Massachusetts (F.C.)
2. Friedman School of Nutrition Science and Policy, Tufts University, Boston, Massachusetts (M.D., J.B.B., L.Z., F.F.Z.)
3. Tufts University School of Medicine, Boston, Massachusetts (K.K.H.)
4. Friedman School of Nutrition Science and Policy and School of Medicine, Tufts University, Boston, Massachusetts (M.R.)
5. Friedman School of Nutrition Science and Policy and Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts (G.R.)
6. Friedman School of Nutrition Science and Policy, Tufts University, and Harvard T.H. Chan School of Public Health, Boston, Massachusetts (Z.S.)