K.C, S., R. Poudel, S. Khadka, and A. Shrestha. “Prevalence of Congenital Anomalies in Oligohydramnios: A Hospital Based Study in Western Nepal”. Nepalese Journal of Radiology, vol. 9, no. 1, July 2019, pp. 7-11, doi:10.3126/njr.v9i1.24807.