“Arrugas Bone Trephine Assisted Flapless Dacryocystorhinostomy With Circumosteal – Mitomycin C Versus External Dacryocystorhinostomy: A Hospital Based Comparative Study”. Nepalese Journal of Ophthalmology 13, no. 2 (June 26, 2021): 169–176. Accessed July 9, 2026. https://nepjol.info/index.php/NEPJOPH/article/view/30264.