1. Interdisciplinary Center for the Study of Human Performance (CIPER), Exercise and Health Laboratory, Faculty of Human Kinetics; Universide de Lisboa; Cruz Quebrada Portugal
2. Interdisciplinary Center for the Study of Human Performance (CIPER), Faculty of Human Kinetics; Universidade de Lisboa; Cruz Quebrada Portugal
3. Department of Sport Medicine; Norwegian School of Sport Sciences; Oslo Norway
4. MRC Epidemiology Unit; University of Cambridge; Cambridge UK