Aiyakaew, S., and B. Muktabhant. “Nutritional Status of Patients In Surgical Intensive Care Unit by Using Udonthanihospital Nutrition Triage”. Srinagarind Medical Journal, vol. 27, no. 4, Aug. 2013, pp. 354-60, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/11135.