Komolmalai, Watcharin, and Metta Kuning. “Length of stay of patients dying in central region hospitals in Thailand”. Journal of Public Health and Development 9, no. 2 (July 1, 2011): 168–177. accessed June 24, 2025. https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/106120.