Manandhar, L.D., Rai, S.K., Gurung, S., Shrestha, K., Godar, M., Hirachan, A. and Shrestha, R. 2017. Prevalence of Pterygium and Outcome of Pterygium Surgery in Hilly Western Nepal: A Hospital based Study. Journal of Lumbini Medical College. 5, 1 (Jul. 2017), 18–22.