Kaewnumsai, Krist. 2023. “The Unit Cost Analysis of Dengue Prevention and Control Services at Chokchai Hospital, Nakhon Ratchasima Province”. The Office of Disease Prevention and Control 9th Nakhon Ratchasima Journal 29 (2):54-66. https://he02.tci-thaijo.org/index.php/ODPC9/article/view/259211.