1. Department of Cell Biology, Physiology and Immunology, Faculty of Biology, University of Barcelona, Barcelona, Spain.
2. Faculty of Sport Sciences. Universidad Europea de Madrid, Villaviciosa de Odón, Spain.
3. Institute for Mountain Emergency Medicine, Bolzano, Italy.
4. National Institute of Physical Education of Catalonia, University of Lleida, Lleida, Spain.
5. Department of Sport Science, University of Innsbruck, Innsbruck, Austria.