Purevdorj, B., U. Dugarsuren, B. Tuvaan, and B. Lkhagvasuren. “Morphometric Evaluation of Bony Nasolacrimal Canal in Mongolians With Primary Acquired Nasolacrimal Duct Obstruction”. Central Asian Journal of Medical Sciences, vol. 8, no. 1, Apr. 2022, pp. 30-38, doi:10.24079/cajms.2022.03.005.