Chaikoolvatana A, Chaikoolvatana C, Saisingh N, Pheunpha P. A Survey of Smoking Perceptions via Smoke-Free Community Network Online Service (SFC-NOS): Phase II. SRIMEDJ [Internet]. 2015 Feb. 28 [cited 2024 May 19];29(6):542-51. Available from: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/31588