Thapa, R., Joshi, D. M., Rizyal, A., Maharjan, N. and Joshi, R. D. (2014) “Prevalence, risk factors and awareness of diabetic retinopathy among admitted diabetic patients at a tertiary level hospital in Kathmandu”, Nepalese Journal of Ophthalmology, 6(1), pp. 24–30. doi: 10.3126/nepjoph.v6i1.10760.