[The prevalence of visual impairment in Kuala Selangor].
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D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003430:Cross-Sectional Studies; D005260:Female; D006266:Health Education; D006801:Humans; D008296:Malaysia; D008297:Male; D008875:Middle Aged; D012030:Refractive Errors / Q000453:epidemiology*; D014786:Vision Disorders / Q000453:epidemiology*
Prevalens kecactan penglihatan di Kuala Selangor.