Aregawi, A. B., and A. . Y. Kidane. “A Rare Case of Ileo-Ileal Knotting With Strangulated Intestinal Obstruction”. Ethiopian Journal of Medical and Health Sciences, vol. 2, no. 2, Aug. 2023, pp. 163-7, https://journals.hu.edu.et/hu-journals/index.php/ejmhs/article/view/854.