S. Rodrigues C, Cabral AM, Assunção F, Couto B, Guimarães M, F. Almeida R. Sigmoid volvulus strangulation caused by a giant type IV hiatal hernia. Int Surg J [Internet]. 2025 Aug. 26 [cited 2025 Oct. 3];12(9):1530-5. Available from: https://www.ijsurgery.com/index.php/isj/article/view/11311