เลิศวรรณวิทย์ สันติ. “The Prevalence and Risk factor of organism producing Extended spectrum Beta-lactamase inhibitor in Community Acquired Intraabdominal Infection in Samutprakarn Hospital”. Region 11 Medical Journal 29, no. 1 (March 2, 2015): 183–187. accessed September 20, 2026. https://he02.tci-thaijo.org/index.php/Reg11MedJ/article/view/180969.