title: Blindness and visual impairment in an American urban population.
authors.forename: D
authors.initials: D
authors.lastname: Snydacker
mesh_terms: D015142:Baltimore; D001766:Blindness / Q000453:epidemiology*; D006297:Health Services Accessibility / Q000191:economics; D006801:Humans; D014481:United States; D014505:Urban Population; D014786:Vision Disorders / Q000453:epidemiology*