Rajasekaran, A., and L. Ekanath. “Complete Pentalogy of Cantrell Associated With Exencephaly: A Rare Case Report”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 3, no. 2, Jan. 2017, pp. 483-5, https://www.ijrcog.org/index.php/ijrcog/article/view/974.