1. Research, Health, and Podiatry Group, Department of Health Sciences, Faculty of Nursing and Podiatry, Industrial Campus of Ferrol Universidade da Coruña Ferrol Spain
2. Faculty of Nursing and Podiatry, Department of Nursing, University of Valencia Frailty Research Organizaded Group (FROG) Valencia Spain
3. Faculty of Health Sciences Universidad Rey Juan Carlos Alcorcon Spain
4. Faculty of Nursing, Physiotherapy and Podiatry Universidad Complutense de Madrid Madrid Spain
5. Group of Research in Sport Science (INCIDE), Department of Physical Education and Sport Universidade da Coruña A Coruña Spain
6. Department of Sociology, Social Work and Public Health, Faculty of Labour Sciences University of Huelva Huelva Spain
7. Safety and Health Postgraduate Programme Universidad Espíritu Santo Guayaquil Ecuador