1. From the Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine (K.J.J.); Departments of Epidemiology (K.J.J., E.B.R., W.C.W., A.A.) and Nutrition (H.-C.H., E.B.R., W.C.W., A.A.), Harvard School of Public Health; and Channing Laboratory, Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School (E.B.R., W.C.W.), Boston, Mass.