1. ENT, Head and Neck Surgeon, Otorhinolaryngology Department, Santa Casa de Belo Horizonte, Belo Horizonte, MG, Brazil
2. Post graduation student, Otorhinolaryngology Department, IEP Santa Casa de Belo Horizonte
3. ENT MR2, Otorhinolaryngology Department, Santa Casa de Belo Horizonte, Belo Horizonte, MG, Brazil
4. ENT MR3, Otorhinolaryngology Department, Santa Casa de Belo Horizonte, Belo Horizonte, MG, Brazil
5. PhD; Head of the Otorhinolaryngology Department, Santa Casa de Belo Horizonte, Belo Horizonte, MG, Brazil