1. Department of Biomedicine, Faculty of Medicine; University of Porto; Porto Portugal
2. Department of Public Health, Forensic Sciences and Medical Education, Faculty of Medicine; University of Porto; Porto Portugal
3. Center for Research in Health Technologies and Information Systems (CINTESIS), Faculty of Medicine; University of Porto; Porto Portugal
4. Department of Physical and Rehabilitation Medicine; Centro Hospitalar de Entre o Douro e Vouga; Santa Maria da Feira Portugal