Yadav, S., Karn, R.R., Thakur, .S.K. and Sitoula, R.P. 2022. Prevalence of Refractive Error among Children of Koshi Rural Municipality of Sunsari District: Door-to-Door Screening. Journal of BP Koirala Institute of Health Sciences. 5, 2 (Dec. 2022), 42–46. DOI:https://doi.org/10.3126/jbpkihs.v5i2.49189.