title: On the pathogenesis of pterygium.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D002648:Child; D002675:Child, Preschool; D005123:Eye / Q000473:pathology; D006651:Histocytochemistry; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged; D011625:Pterygium / Q000209:etiology* / Q000473:pathology* / Q000532:radiotherapy / Q000601:surgery