1. Department of Otolaryngology, Hospital Infantil Joana de Gusmão and Hospital Governador Celso Ramos, 152 Rui Barbosa St., 88025-301 Florianópolis, SC, Brazil
2. Department of Otolaryngology, Hospital Infantil Joana de Gusmão, 152 Rui Barbosa St., 88025-301 Florianópolis, SC, Brazil