1. School of Education, Polytechnic Institute of Viseu, Viseu, Portugal
2. Department of Sports, Higher Institute of Educational Sciences of the Douro, Penafiel, Portugal
3. School of Sports Sciences, Universidad Europea de Madrid, Villaviciosa de Odón, Spain
4. Research Center in Sports Sciences, Health Sciences and Human Development, CIDESD, Vila Real, Portugal
5. School of Sport and Health Sciences, Cardiff Metropolitan University, Cardiff, UK
6. Department of Communication and Education, Universidad Loyola Andalucía, Seville, Spain
7. Department of Sports Sciences, Exercise and Health, University of Trás-os-Montes and Alto Douro, Vila Real, Portugal