Patil, N. G., Mudanur, S. R., Nemagouda, A. S., Kori, S. S., & Lahori, L. Y. (2017). OEIS complex: a rare foetal anomaly. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 3(4), 1100–1103. Retrieved from https://www.ijrcog.org/index.php/ijrcog/article/view/2224