1. Department of Automatic Control and System Engineering, School of Engineering, University of the Basque Country, UPV/EHU, Bilbao, Spain
2. Department of Physiology, Faculty of Medicine and Nursing, University of the Basque Country, UPV/EHU, Leioa, Spain
3. Department of Genetics, Physical Anthropology and Animal Physiology, Faculty of Science and Technology, University of the Basque Country, UPV/EHU, Leioa, Spain
4. Department of Physical Education and Sport, Faculty of Education and Sport, University of the Basque Country, UPV/EHU, Vitoria-Gasteiz, Spain