1. Department of Medicine and Surgery, Psychology, Preventive Medicine and Public Health, Medical Microbiology and Immunology, King Juan Carlos University, Madrid, Spain
2. Department of Physical Therapy, Occupational Therapy, Rehabilitation and Physical Medicine, King Juan Carlos University, Madrid, Spain
3. Department of Physical Therapy, Center of Higher Education Studies La Salle, Autonomous University of Madrid, Madrid, Spain
4. Department of Physical Therapy, European University of Madrid, Madrid, Spain