title: Nasolacrimal duct obstruction.
authors.forename: David
authors.initials: D
authors.lastname: Goldberg
mesh_terms: D002404:Catheterization / Q000379:methods*; D003608:Dacryocystorhinostomy / Q000379:methods*; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D007440:Intubation / Q000379:methods; D007767:Lacrimal Duct Obstruction / Q000628:therapy*; D009301:Nasolacrimal Duct; D012826:Silicone Elastomers
chemical_list: D012826:Silicone Elastomers