1. Specific Didactics Department, University of Burgos, Burgos, Spain
2. Department of Physiotherapy, Occupational Therapy, Rehabilitation and Physical Medicine, University Rey Juan Carlos, Madrid, Spain
3. Department of Physical Education and Sport, University of León, León, Spain
4. Department of Didactics of Musical, Artistic and Corporal Expression, University of Valladolid, Valladolid, Spain