Punyakunlaset, Siwapat, Natkamol Chansatitporn, and Paranee Vatanasomboon. “Factors Affecting Level of Intention to Quit Smoking Among Police Officers in the Central Region, Thailand”. Journal of Health Science of Thailand 28, no. Supplement 2 (June 7, 2024). Accessed February 20, 2026. https://thaidj.org/index.php/JHS/article/view/8335.