Etiology of phlyctenulosis.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006373:Helminthiasis; D006801:Humans; D007194:India; D007637:Keratoconjunctivitis / Q000209:etiology*; D008297:Male; D014376:Tuberculosis