Paliwal, S., Singh, C., Gholkar, N., & Kaul, A. (2016). Diagnosis of holoprosencephaly in the first trimester. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 2(4), 735–736. Retrieved from https://www.ijrcog.org/index.php/ijrcog/article/view/290