Shrestha, Mohan Krishna, Sunjuri Sun, Ben Limbu, Manish Paudel, Shankar Khanal, Bandana Pradhan, and Mangala Shrestha. “Prevalence and Causes of Visual Impairment and Blindness in Three Ecological Regions of Nepal”. Nepalese Journal of Ophthalmology 13, no. 1 (January 1, 2021): 4–12. Accessed May 25, 2022. https://www.nepjol.info/index.php/NEPJOPH/article/view/29217.