Demirel, S., & Demir, U. (2021). Comparison of the results between monocanalicular and bicanalicular silicone tube intubation in children with congenital nasolacrimal duct obstruction. Annals of Medical Research, 28(11), 2044–2048. Retrieved from http://annalsmedres.org/index.php/aomr/article/view/3973