Petchsuk, Raphatphorn, Jira Jitsupa, and Pleonta Pipatsombat. 2019. “Opinion toward the management of smoke-free Suan Dusit University among administrators and faculty at Suan Dusit University”. Thai Journal of Nursing 68 (2):45-50. https://he02.tci-thaijo.org/index.php/TJN/article/view/213256.