Affiliation: | 1.Department of Ophthalmology, Ribeirão Preto Medical School, University of São Paulo, Brazil, 3900, Bandeirantes av., Campus, 12fl., Ribeirão Preto, São Paulo, 14048-900, Brazil ;2.Departments of Ophthalmology and Public Health Sciences, Penn State College of Medicine, 700 HMC Crescent Road, Hershey, PA, 17033, USA ; |