Thammarakcharoen, Surasak, Oraya Champawong, Chutima Chaiyakhan, Naruenee Puttha, Wanmalee Chinsongkram, Poramat Arunrut, Bussakorn Suwannarong, and Chuthamat Chiamsathit. 2023. “ Kalasin Province”. Journal of the Office of Disease Prevention and Control 9 Nakhon Ratchasima 29 (1):95-106. https://he02.tci-thaijo.org/index.php/ODPC9/article/view/258752.