Tochaiwat K, Predeekanit K, Udom T, Srisubat A, Thaiyakul A. “Unit Cost and Break-Even Point of Inpatients Service at the Supreme Patriarch Nyanasanwara Geriatric Medicine Hospital, Chonburi Province”. Journal of The Department of Medical Services 43, no. 4 (August 1, 2018): 122–126. Accessed April 27, 2024. https://he02.tci-thaijo.org/index.php/JDMS/article/view/248003.