1. Department of Woman and Child Health and Public Health, Catholic University of Sacred Heart, Fondazione Policlinico Universitario A. Gemelli IRCCS, 00168 Rome, Italy
2. Neonatal Intensive Care Unit, Maggiore Hospital, 40133 Bologna, Italy
3. Department of Head and Neck Surgery, Clinic of Otorhinolaryngology—Audiology Service, Catholic University of Sacred Heart, Fondazione Policlinico Universitario A. Gemelli IRCCS, 00168 Rome, Italy