1. Association of Parents and Friends of the Person with Mental Disability, Rua Padre Luís Pereira, Portugal
2. São Bernardo Clinic, Aveiro, Portugal
3. School of Health Technologies of Coimbra, Coimbra, Portugal
4. School of Health Sciences, University of Aveiro, Aveiro, Portugal
5. Center for Research and Development in Mathematics and Applications, Mathematics Department, University of Aveiro, Aveiro, Portugal
6. Faculty of Health Sciences, University of Southampton, Southampton, UK