1. Department of GeriatricsHospital General Universitario Gregorio Marañón. Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM) Madrid Spain
2. GENUD Toledo Research Group Universidad de Castilla‐La Mancha Toledo Spain
3. CIBER of Frailty and Healthy Aging (CIBERFES) Madrid Spain
4. Department of Sport and Computer Science Section of Physical Education and Sports Faculty of Sport Universidad Pablo de Olavide Seville Spain
5. EVOPRED Research Group Universidad Europea de Canarias Tenerife Spain
6. Instituto de Investigación Sanitaria Hospital ‘12 de Octubre’ (‘imas12’) Madrid Spain
7. Mitochondrial and Neuromuscular Disorders Unit Vall d'Hebron Institut de Recerca Universitat Autònoma de Barcelona Barcelona Spain
8. CIBER for rare disease (CIBERER) Madrid Spain
9. Faculty of Sport Sciences Universidad Europea de Madrid Madrid Spain