1. School of Health and Caring Sciences, University of West Attica, 12243 Athens, Greece
2. Research Centre in Sports, Health and Human Development, University of Beira Interior, 6201-001 Covilhã, Portugal
3. Faculty of Sport Sciences, Universidad Europea de Madrid, 28670 Madrid, Spain
4. Department of Physiology, Russian University Sport (SCOLIPE), 105122 Moscow, Russia