1. 1Faculty of Psychology and Education Sciences of the University of Coimbra, Rua do Colégio Novo, Apartado 6153, 3001-802 Coimbra, Portugal
2. 2Coimbra Cerebral Palsy Association, Quinta da Conraria, 3040-714 Castelo Viegas, Coimbra, Portugal
3. 3Faculty of Psychology of the University of Lisbon, Alameda da Universidade, 1649-013 Lisboa, Portugal