T. Gilbert a, K. Szczerbińska b, G. Ziere c, d, S. Ait a, M. Bonnefoy a, N. van der Velde d, e, A.J. Cruz-Jentoft f, ⁎
a Department of Geriatric Medicine, Lyon-Sud University Hospital, Pierre-Bénite cedex, France
b Institute of Public Health, Jagiellonian University Medical College, Kraków, Poland
c Department of Geriatric Medicine, Havenziekenhuis, Rotterdam, The Netherlands
d Department of Internal Medicine, sector of Geriatric Medicine, Erasmus MC, Rotterdam, The Netherlands
e Department Internal Medicine, Section of Geriatric Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
f Servicio de Geriatría, Hospital Universitario Ramón y Cajal, Ctra. Colmenar km 9,100, 28034 Madrid, Spain