Khaoda, Wilairat, Phechnoy Singchungchai, and Usa Tantapong. “Cost Analysis of Nursing Activities Bed Management Using Lean Management and Conventional Bed Management in Intensive Care Unit of a Private Hospital”. Journal of Nursing and Public Health Research 6, no. 1 (April 1, 2026): e278172. accessed September 16, 2026. https://he02.tci-thaijo.org/index.php/jnphr/article/view/278172.