Kluakamkao G, Visessiri M, Thisara S, Doungkaew S. “Analysis of the Certification of Death at Lampang Hospital, Year 2017”. Journal of The Department of Medical Services 43, no. 5 (October 1, 2018): 117–124. accessed March 26, 2025. https://he02.tci-thaijo.org/index.php/JDMS/article/view/247796.