title: An assessment of the extent of blindness in Machakos district.
mesh_terms: D000368:Aged; D001766:Blindness / Q000453:epidemiology*; D002386:Cataract / Q000150:complications; D002648:Child; D002675:Child, Preschool; D002690:Chlamydia Infections / Q000150:complications; D005128:Eye Diseases / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007630:Kenya; D008297:Male; D008875:Middle Aged; D012621:Seasons