Euanorasetr, Chakrapan, and Panuwat Lertsithichai. 2008. “Factors Influencing the Number of Lymph Nodes Harvested for Stage I-III Colorectal Cancer in Thai Patients”. The Thai Journal of Surgery 29 (3):81-92. https://he02.tci-thaijo.org/index.php/ThaiJSurg/article/view/241034.