1. Rheumatology Unit, Department of Medicine DIMED, University of Padova, Padova, Italy
2. Otorhinolaryngology Unit, Department of Neurosciences, University of Padova, Padova, Italy
3. Section of Human Anatomy, Department of Neuroscience, University of Padova, Padova, Italy
4. Emergency Unit, Department of Medicine and Surgery, University of Bologna, Bologna, Italy