Chankun, T., and U. Jansiri. “Research and Development of a Pediatric Patient Triage Model at the Outpatient Department in Nakornping Hospital”. Princess of Naradhiwas University Journal, vol. 18, no. 2, May 2026, pp. 21-42, https://li01.tci-thaijo.org/index.php/pnujr/article/view/267424.