[1] Florida Atlantic Univ, Sch Publ Adm, Boca Raton, FL USA
[2] Indiana Univ Bloomington, Sch Publ Hlth, Dept Epidemiol & Biostat, 1025 7 St, PH 111, Bloomington, IN 47405 USA
[3] Tufts Univ, Jean Mayer USDA Human Nutr Res Ctr Aging, Sch Med, Friedman Sch Nutr Sci & Policy, Medford, MA USA
[4] Univ Oklahoma Hlth Sci, Dept Pediat, Oklahoma City, OK USA
[5] Univ Alabama Birmingham, Sch Publ Hlth, Dept Hlth Behav, Birmingham, AL USA
[6] Imperial Coll, Dept Math, London, England
[7] Univ Calif Berkeley, Dept Mol & Cell Biol, Berkeley, CA USA
[8] Indiana Univ Bloomington, Dept Psychol & Brain Sci, Bloomington, IN USA
[9] Univ Alabama Birmingham, Dept Med, Birmingham, AL USA