1 Department of Medical, Surgical and Health Sciences, Clinica Medica, ASUITs, University of Trieste, Cattinara University Hospital, Strada di Fiume 447, 34149, Trieste, Italy. biolo@units.it.
2 Department of Medical, Surgical and Health Sciences, Clinica Medica, ASUITs, University of Trieste, Cattinara University Hospital, Strada di Fiume 447, 34149, Trieste, Italy.
3 Clinical Unit of Sport Medicine, ULSS 2, Treviso, Italy.