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Prevalence and causes of visual impairment in a Brazilian population: The Botucatu Eye Study
BACKGROUND: This paper reports population-based data on the prevalence and causes of visual impairment among children and adults in Botucatu, Brazil. METHODS: A population-based cross-sectional study was conducted involving a random start point and then systematic sampling of an urban Brazilian popu...
Autores principales: | , , , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2734560/ https://www.ncbi.nlm.nih.gov/pubmed/19691835 http://dx.doi.org/10.1186/1471-2415-9-8 |