Affiliation: | 1. Department of Biomedicine, Neuroscience and Advanced Diagnostics (BIND), Unit of Otolaryngology, Policlinico Universitario Paolo Giaccone, Palermo, Italy;2. Department of Health Promotion, Maternal and Infant Care, Internal Medicine and Medical Specialties (POMISE), University of Palermo, Hygiene and Preventive Medicine Section, Policlinico Universitario Paolo Giaccone, Palermo, Italy |