[Size and localization of bone aperture in external dacryocystorhinostomy].
D003607:Dacryocystitis / Q000601:surgery*; D006801:Humans; D007765:Lacrimal Apparatus / Q000601:surgery*; D009295:Nasal Bone / Q000601:surgery; D009301:Nasolacrimal Duct / Q000601:surgery*; D014207:Trephining
O razmerakh i lokalizatsii otverstiia v kosti pri naruzhnoĭ dakriotsistorinostomii