1. Department of Nephrology, Hippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece
2. Department of Respiratory Medicine, Hippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece
3. Department of Sports Science At Serres, Exercise Physiology and Biochemistry Laboratory, Aristotle University of Thessaloniki, Thessaloniki, Greece