title: A simplified external dacryocystorhinostomy. Steps and review of twelve cases.
mesh_terms: D002908:Chronic Disease; D003607:Dacryocystitis / Q000601:surgery*; D005500:Follow-Up Studies; D006801:Humans; D007765:Lacrimal Apparatus / Q000601:surgery*; D009666:Nose / Q000601:surgery*