Aphinives, P., V. Bhudhisawasdi, K. Pacheerat, C. Tanapaisal, O. Sae-Seow, and D. Vajirodom. “Colorectal Cancer in Patients Under 40 Years of Age”. Srinagarind Medical Journal 15, no. 4 (November 21, 2013): 241–243. accessed September 16, 2026. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14246.