Chantou, Saeteurn. “Hygiene Sanitation Snack Selling and Snack Consumption Behavior of Middle School Students”. Journal of Asian Multicultural Research for Medical and Health Science Study 4, no. 2 (May 17, 2023): 6-12. Accessed April 28, 2026. https://amrsjournals.com/index.php/jamrmhss/article/view/363.