Marasini, S., R. Sharma, P. R. Sthapit, D. Sharma, U. Koju, G. Thapa, and B. P. Nepal. “Refractive Errors and Visual Anomalies in Schoolchildren in the Kavrepalanchowk District”. Kathmandu University Medical Journal, vol. 8, no. 4, June 2012, pp. 362-6, doi:10.3126/kumj.v8i4.6231.