Chaikoolvatana, C., A. Chaikoolvatana, N. Saisingh, A. Singkham, S. Worraratkul, and A. Toomrin. “The Development and Satisfaction Survey of Smoke-Free Community Network Online Service (SFC-NOS): Phase I”. Srinagarind Medical Journal, vol. 29, no. 1, Mar. 2014, pp. 20-28, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/17281.