Shrestha, K., Bhattarai, B., Manandhar, L. D., Rai, S. K., Pandey, A. and Gurung, S. (2018) “Outcome of probing and syringing in congenital nasolacrimal duct obstruction at various age groups in a tertiary eye center in Western Nepal”, Asian Journal of Medical Sciences, 9(6), pp. 57–61. doi: 10.3126/ajms.v9i6.20508.