title: Corneal blindness--a public health problem.
mesh_terms: D000293:Adolescent; D000328:Adult; D001766:Blindness / Q000209:etiology* / Q000517:prevention & control; D003316:Corneal Diseases / Q000150:complications* / Q000517:prevention & control; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D011634:Public Health