1. Faculty of Education and Sport, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, Spain
2. Department of Physical Education and Sport, Gizartea, Kirola Eta Ariketa Fisikoa Ikerkuntza Taldea (GIKAFIT). Society, Sports and Physical Exercise Research Group, University of the Basque Country (UPV/EHU), Spain
3. Faculty of Education and Sports Sciences, University of Vigo, Pontevedra, Spain