Intharasaen, Warisara, Teeranun Nakabut, Chanpen Laprain, Suyada Suvanruangsri, and Satreerat Koblapcharoen. 2024. “Standard Requirements for Smoke-Free Hospital 2023 versus Program and Disease Specific Standard 2020: Differences and Similarities”. Journal of Health Systems Research 18 (2). Nonthaburi, Thailand:277-87. https://he04.tci-thaijo.org/index.php/j_hsr/article/view/1489.