1. Vazquez Physical Therapy Clinic, 24402 Ponferrada, Spain
2. Department of Anatomy and Radiology, Faculty of Health Sciences, Campus de Soria, University of Valladolid, 42003 Soria, Spain
3. Nursing Department, León University Assistance Complex (CAULE), Hospital of León, 24008 León, Spain
4. Department of Physics and Chemistry, Polytechnic Secondary Education High School, 42004 Soria, Spain
5. Department Didactics of Experimental Sciences, Social Sciences and Mathematics, Faculty of Education, Campus de Soria, University of Valladolid, 42003 Soria, Spain
6. Physiotherapy Group FS1, Department of Functional Biology and Health Sciences, Faculty of Physical Therapy, University of Vigo, 36005 Pontevedra, Spain
7. Department of Mechanical, Informatics and Aerospatial Engineering, University of Leon, 24071 León, Spain
8. Department of Cellular Biology, Genetic, Histology and Pharmacology, Faculty of Health Sciences, Campus de Soria, University of Valladolid, 42003 Soria, Spain
9. Neurobiology Research Group, Faculty of Medicine, University of Valladolid, 47005 Valladolid, Spain