Yamjirm, N., Terathongkum, S. and Piaseu, N. (2011) “Situational Analysis of Pre-hospital Care System for Emergency Patients in Selected Community”, Research Medical Journal, 34(2), pp. 107–121. available at: https://he02.tci-thaijo.org/index.php/ramajournal/article/view/136068 (accessed: 20 September 2026).