Table 1.

Participating centers

Country	Participating center
Spain	Fundación para la Investigación Biomédica del Hospital Universitario de Getafe (FIB-HUG)
Italy	Centro Medicina dell’Invecchiamento (CEMI)/ Università Cattolica del Sacro Cuore
France	Gérontopôle de Toulouse
United Kingdom	Aston Universitya
Poland	Department of Internal Medicine and Gerontology (DIMG) and Division of Internal Medicine of the University Hospital of the JUMC

^aAston University replaced Diabetes Frail Limited (DIFRAIL) in United Kindgdom as participating center