[1] Univ Hosp Toulouse CHU Toulouse, Gerontopole Toulouse, Toulouse, France
[2] Univ Toulouse 3, INSERM, UMR 1027, F-31062 Toulouse, France
[3] St Louis Univ, Sch Med, Div Geriatr Med, St Louis, MO USA
[4] St Louis Univ, Sch Med, Div Endocrinol, St Louis, MO USA
[5] Univ Illinois, Grad Coll, Champaign, IL 61820 USA
[6] Univ Helsinki, Dept Gen Practice, Unit Primary Hlth Care, Helsinki, Finland
[7] Univ Helsinki, Helsinki Univ Hosp, Helsinki, Finland
[8] Hanze Univ, Sch Hlth Care Studies, Lectoraat Hlth Aging Allied Hlth Care & Nursing, Groningen, Netherlands
[9] Getafe Univ Hosp, Serv Geriatr, Madrid, Spain
[10] Int Assoc Gerontol & Geriatr European Reg, Chair Clin Sect, Palermo, Italy
[11] Univ Palermo, Palermo, Italy
[12] Umea Univ, Dept Community Med & Rehabil, Physiotherapy, Umea, Sweden
[13] Univ Aston & Diabet Frail, Birmingham, W Midlands, England
[14] Univ Cattolica Sacro Cuore, Dept Geriatr Neurosci & Orthoped, I-00168 Rome, Italy
[15] Univ Publ Navarra, Dept Hlth Sci, Pamplona, Spain