Kafle, P., M. Ansari, and U. Khanal. “Fetal Cardiac Interventricular Septal Thickness at 28–37 Weeks of Gestation in Nepalese Population”. Nepalese Journal of Radiology, vol. 2, no. 2, Mar. 2013, pp. 36-42, doi:10.3126/njr.v2i2.7683.