Yadav, R., S. Gupta, J. B. Shrestha, R. Yadav, and T. B. S. Yadav. “Perinatal Risk Factors for Retinopathy of Prematurity in Preterm and Low Birth Weight Neonates”. Nepalese Journal of Ophthalmology, vol. 12, no. 1, July 2020, pp. 32-38, doi:10.3126/nepjoph.v12i1.28625.