1. Department of Otolaryngology–Head and Neck Surgery Scientific Institutes of Hospitalization and Care San Raffaele Hospital, Vita‐Salute University Milan Italy
2. Ear, Nose, and Throat Unit, Department of Clinical and Molecular Sciences Polytechnic University of Marche Ancona Italy
3. Center of Epidemiology, Biostatistics and Medical Information Technology, Department of Biomedical Science and Public Health Polytechnic University of Marche Ancona Italy