[1] UConn Hlth, Dept Family Med, Farmington, CT 06030 USA
[2] UConn Hlth, Ctr Aging, 263 Farmington Ave, Farmington, CT 06030 USA
[3] Univ N Carolina, Div Geriatr Med, Sch Med, Chapel Hill, NC 27515 USA
[4] Univ N Carolina, Dept Nutr, Gillings Sch Global Publ Hlth, Chapel Hill, NC 27515 USA
[5] Univ Rochester, Sch Med & Dent, Dept Med, Div Geriatr & Aging, Rochester, NY 14642 USA
[6] Geisel Sch Med Dartmouth, Dartmouth Ctr Hlth & Aging, Lebanon, NH USA