Kaphan, K., S. Intaboonma, W. Janamnuay, S. Muangcom, C. Chaisuwan, S. Thepyayon, P. Ontakhrai, and S. Sarnkhao. “Evaluation of Mortality Risk Prediction Using Pediatric Index of Mortality 2 in Pediatric Intensive Care Unit at Chiang Mai University Hospital”. Biomedical Sciences and Clinical Medicine, vol. 55, no. 1, Jan. 2016, pp. 17-25, https://he01.tci-thaijo.org/index.php/CMMJ-MedCMJ/article/view/87723.