1 Research Centre in Sports Sciences, Health Sciences and Human Development (CIDESD), Vila Real, Portugal.
2 Departamento de Ciências do Desporto Exercício e Saúde, ECVA, Universidade de Trás-os-Montes e Alto Douro, Vila Real, Portugal.
3 Departamento de Deportes, Facultad de Ciencias de la Actividad Física y del Deporte-Instituto Nacional de Educación Física, Universidad Politécnica de Madrid, Madrid, Spain.
4 Department for Health, University of Bath, Bath, United Kingdom.
5 Departamento de Desporto e Saúde, Escola de Saúde e Desenvolvimento Humano, Universidade de Évora, Évora, Portugal.
6 Comprehensive Health Research Centre (CHRC), Universidade de Évora, Évora, Portugal.
7 Portugal Football School, Portuguese Football Federation, Oeiras, Portugal.
8 Department of Physical Education and Sport, Faculty of Education and Sport, University of the Basque Country, Vitoria-Gasteiz, Spain.