1 Department of Medicine, University of Udine, Udine, Italy.
2 Department of Molecular Medicine, University of Pavia, Pavia, Italy.
3 Department of Kinesiology, University of Rhode Island, Kingston, Rhode Island, USA.
4 Department of Physical Education and Sport, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, Spain.
5 Interdipartimental Centre for Biology and Sport Medicine, University of Pavia, Pavia, Italy.
6 Division of Respiratory and Critical Care Physiology and Medicine, The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center, Torrance, California, USA.
7 Institute of Biomedical Technologies, National Research Council, Milan, Italy.