1. Department of Physiotherapy, School of Biomedical and Health Sciences, European University of Madrid, Madrid, Spain
2. Real Fundación Victoria Eugenia, Madrid, Spain
3. Fishemo-Federación Española de Hemofilia, Madrid, Spain
4. Department of Psychiatry and Social Psychology, Faculty of Medicine, University of Murcia, Murcia, Spain
5. Department of Physiotherapy, University of Valencia, Valencia, Spain
6. Department of Basic Psychology and Methodology, University of Murcia, Murcia, Spain