[1] Univ Liege, Dept Publ Hlth & Hlth Econ, Liege, Belgium
[2] Southampton Gen Hosp, MRC Lifecourse Epidemiol Unit, Southampton SO9 4XY, Hants, England
[3] Univ Hosp Geneva, Geneva, Switzerland
[4] Univ Sheffield, Sch Med, Sheffield, S Yorkshire, England
[5] Columbia Univ, Dept Neurol Surg, Med Ctr, New York, NY USA
[6] Vrije Univ Brussel, Frailty Ageing Res Dept, Brussels, Belgium
[7] Univ Zurich Hosp, Geriatr & Aging Res, CH-8091 Zurich, Switzerland
[8] Vrije Univ Amsterdam, Med Ctr, Dept Epidemiol & Biostat, Amsterdam, Netherlands
[9] Univ Florence, Florence, Italy
[10] INRCA Ancona, Dept Gcriatry, Ancona, Italy
[11] Univ Namur, Namur, Belgium
[12] Tufts Univ, Jean Mayer USDA Human Nutr Res Ctr Aging, Nutr Exercise Physiol & Sarcopenia Lab, Boston, MA USA
[13] Maastricht Univ, Dept Human Movement Sci, Med Ctr, NL-6200 MD Maastricht, Netherlands
[14] Univ Sheffield, Sheffield, S Yorkshire, England
[15] Eli Lilly & Co, Indianapolis, IN 46285 USA
[16] Azienda ULSS 16 Padova, Geriatr Unit, Padua, Italy
[17] Fed Inst Drugs & Med Devices BfArM, Bonn, Germany
[18] CHU Toulouse, Clin Gerontol, Toulouse, France
[19] Inst Rech Int Servier, Suresnes, France
[20] Vrije Univ Amsterdam, Amsterdam, Netherlands
[21] Vrije Univ Amsterdam, Med Ctr, Amsterdam, Netherlands
[22] Univ Hosp Ramon & Cajal, Dept Geriatry, Madrid, Spain