[1] Univ Sydney, Exercise Hlth & Performance Fac Res Grp, Fac Hlth Sci, Lidcombe, NSW 2141, Australia
[2] Royal Prince Alfred Hosp, Camperdown, NSW 2050, Australia
[3] Royal N Shore Hosp, Gastrointestinal Invest Unit, St Leonards, NSW 2065, Australia
[4] Royal N Shore Hosp, Ctr Vivo Body Composit, St Leonards, NSW 2065, Australia
[5] St George Hosp, Kogarah, NSW, Australia
[6] Royal N Shore Hosp, Dept Aged Care & Rehabil Med, St Leonards, NSW 2065, Australia
[7] St George Hosp, Ctr Expt Radiat Oncol, Canc Care Ctr, Kogarah, NSW, Australia
[8] Univ New S Wales, Fac Med, Sydney, NSW, Australia
[9] Hebrew SeniorLife, Boston, MA USA
[10] Tufts Univ, Jean Mayer USDA Human Nutr Res Ctr Aging, Boston, MA 02111 USA