Patil NG, Mudanur SR, Nemagouda AS, Kori SS, Lahori LY. OEIS complex: a rare foetal anomaly. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 10 [cited 2025 Dec. 4];3(4):1100-3. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/2224