1. Department of Nursing and Podiatry, University of Malaga, 29016 Malaga, Spain
2. KU Leuven, Department of Rehabilitation Sciences, Musculoskeletal Rehabilitation Research Group, Campus Brugge, Spoorwegstraat 12, 8200 Bruges, Belgium
3. Instituto deInvestigacion Biomedicina de Malaga (IBIMA), 29590 Malaga, Spain
4. Department of Phisiotherapy, University of Malaga, 29016 Malaga, Spain
5. Department of Podiatry, Faculty of Health Sciences, Campus de Los Jerónimos, Guadalupe, Universidad Católica San An tonio de Murcia, 30107 Murcia, Spain