CANADIAN JOURNAL OF OPHTHALMOLOGY-JOURNAL CANADIEN D OPHTALMOLOGIE, vol.50, no.4, pp.314-317, 2015 (SCI-Expanded)
Objective: To evaluate the prognostic value of metal metal contact during nasolacrimal duct (NLD) probing in patients with simple membranous versus complex congenital NLD obstructions (CNLDO).