1. Hospital Rehabilitation, Dept Cardio-Respiratory Care Unit, V Fazzi, ASL Lecce, Italy;
2. ENT Clinic, University of Siena, Italy;
3. Pneumology Unit, San Jacopo Hospital, Azienda USL Toscana Centro, Pistoia, Italy;
4. Laboratory of Human Anatomy and Neuroscience, Dept. of Biological and Environmental Sciences and Technologies, University of Salento, Lecce, Italy;
5. Laboratory of Interdisciplinary Research Applied to Medicine (DReAM), University of Salento at the Hospital V Fazzi, ASL Lecce, Italy;
6. ENT Unit, V. Fazzi Hospital, ASL Lecce, Italy