Yun, Jisun, Jong-wook Seo, In Ok Lee, and Jae Eun Chung. “A Case of Cornual Pregnancy at Ten Gestational Age Accompanied by Heterotopic Pregnancy”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 10, no. 1 (December 26, 2020): 343–346. Accessed October 13, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/9423.