Jankusol, Khontorn, Pornthip Pimda, and Suntaree Jindamai. “Fit to Work Assessment As a Food Handler: A Study of Workers Who Work in Food Handling Areas, Nakhon Ratchasima Province”. The office of disease prevention and control 9th Nakhon Ratchasima Journal 28, no. 2 (May 25, 2022): 43–52. Accessed May 4, 2024. https://he02.tci-thaijo.org/index.php/ODPC9/article/view/255777.