title: Incidence of pseudoexfoliation in South African Negroes and Scots.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D044383:Black People; D005901:Glaucoma / Q000453:epidemiology; D006801:Humans; D007905:Lens Diseases / Q000453:epidemiology*; D008875:Middle Aged; D012606:Scotland; D013019:South Africa