[1] Univ Hosp Pisa, Otolaryngol ENT Audiol & Phoniatr Unit, Pisa, Italy
[2] Univ Pavia, Dept Clin Surg Diagnost & Pediat Sci, Pavia, Italy
[3] Univ Pavia, Fdn IRCCS Policlin San Matteo, Dept Otorhinolaryngol, Pavia, Italy
[4] Univ Turin, Dept Surg Sci, Div Otorhinolaryngol, Turin, Italy
[5] Sapienza Univ, Fac Med & Psychol, Dept Neurosci Mental Hlth & Sensory Organs, Rome, Italy
[6] Guglielmo da Saliceto Hosp, Dept Otolaryngol, Piacenza, Italy
[7] Ist Ric Farmacol Mario Negri IRCCS, Lab systemat Review Methodol & Guidelines Prod, Milan, Italy
[8] Univ Padua, Dept Neurosci DNS, Otolaryngol Sect, Padua, Italy
[9] Univ Padua, Dept Neurosci, Audiol Sect, Treviso, Italy
[10] Santobono Pausilipon Childrens Hosp, Otol & Cochlear Implant Unit, Naples, Italy
[11] Univ Palermo, Azienda Osped Univ Policlin Paolo Giaccone, Dept Biomed Neurosci & Adv Diagnost, Palermo, Italy
[12] Bambino Gesu Pediat Hosp, Audiol & Otosurgery Dept, Rome, Italy
[13] Inst Maternal & Child Hlth IRCCS Burlo Garofolo, ENT & Audiol Unit, Trieste, Italy
[14] Grp Otol, Piacenza Rome, Italy
[15] Univ Perugia, Dept Surg & Biomed Sci, Sect Otorhinolaryngol, Perugia, Italy
[16] Univ Bari, Translat Biomed & Neurosci Dept, Bari, Italy