Jaichaiyaphum, Ong-orn, Kusuma Khuwatsamrit, and Nirobol Kanogsunthornrat. “Surgical site infection in patients undergoing urgent abdominal surgery”. Chulalongkorn Medical Journal 59, no. 4 (August 30, 2023). accessed April 27, 2025. https://he05.tci-thaijo.org/index.php/CMJ/article/view/594.