Suradom, C., Sombunphulphipat, P. and Keawkaseadkorn, S. (2009) “Non-traumatic Perforation of Colon: A 5-year Retrospective Study at Uthaithani Hospital”, The Thai Journal of Surgery, 30(3-4). Available at: https://he02.tci-thaijo.org/index.php/ThaiJSurg/article/view/227800 (Accessed: 29 April 2024).