1 Department of Ophthalmology, Otorhynolaryngology and Head&Neck Surgery, Ribeirão Preto Medical School, Universidade de São Paulo, Ribeirão Preto, SP, Brazil.
2 Department of Ophthalmology and Otorhynolaryngology, Faculty of Medical Sciences, Universidade Estadual de Campinas, Campinas, SP, Brazil.
3 Department of Ophthalmology, Paulista School of Medicine, Universidade Federal de São Paulo, SP, Brazil.