1. Physical Therapy & Health Sciences Research Group; Physiotherapy Department, Faculty of Health, Exercise and Sport, European University, Madrid, Spain
2. Faculty of Health Sciences, Universidad Rey Juan Carlos, Madrid, Spain
3. Research, Health and Podiatry Unit, Department of Health Sciences, Faculty of Nursing and Podiatry, Universidade da Coruña, Ferrol, Spain
4. Nursing and Physical Therapy Department, Institute of Biomedicine (IBIOMED), Universidad de León, León, Spain
5. University Center of Plasencia, Universidad de Extremadura, Plasencia, Spain
6. School of Nursing, Physiotherapy and Podiatry, Universidad Complutense de Madrid, Madrid, Spain