1. Diözesan-Caritasverband für das Erzbistum Köln e.V., D-50676 Cologne, Germany
2. Scientific Direction, IRCCS INRCA, 60124 Ancona, Italy
3. Clinical Unit of Physical Rehabilitation, IRCCS INRCA, 60121 Ancona, Italy
4. Clinical Unit of Nephrology and Dialysis, IRCCS INRCA, 60121 Ancona, Italy
5. Clinical Unit of Physical Rehabilitation, IRCCS INRCA, 63900 Fermo, Italy
6. Service de Gériatrie 1&2, AP-HP, Hôpital Broca, 75013 Paris, France
7. Smart-Aging Research Center, Tohoku University, Sendai 980-8575, Miyagi, Japan
8. AGE Platform Europe, 1150 Brussels, Belgium
9. Institute for New Media and Information Systems, University Siegen, D-57072 Siegen, Germany