Aluja Jaramillo F, Cuervo Arevalo R. Plain Abdominal X-Ray: the gas pattern and the abdominal pathology. Rev. colomb. radiol. [Internet]. 2022 Sept. 30 [cited 2026 Nov. 10];33(3):5808-17. Available from: https://rcracronlineorg.biteca.online/index.php/rcr/article/view/201