Ngamprasert, M., Thosingha, O., Srimoragot, P., Danaidutsadeekul, S., Gasemgitvatana, S. and Siltharm, S. (2003) “Risk Factors of Pressure UIcers in Hospitalized Elderly”, Siriraj Medical Journal, 55(2), pp. 78–90. available at: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245378 (accessed: 20 September 2026).