1. Indications, complications, and results with silicone stents;Anderson;Ophthalmology,1979
2. Silicone intubation for obstruction of the nasolacrimal duct in children;Dortzbach;Am. J. Ophthalmol.,1982
3. Silicone intubation of the lacrimal system;Lauring;Pitfalls, problems and complications. Ann. Ophthalmol.,1976