Letter: Pyrex tubes in conjunctivodacroyocystorhinostomy.
D003228:Conjunctiva / Q000601:surgery*; D005898:Glass; D007440:Intubation; D007765:Lacrimal Apparatus / Q000601:surgery*; D009296:Nasal Cavity / Q000601:surgery; D011095:Polyethylenes
D011095:Polyethylenes