Phetme, P., W. . Tanakanjanapong, R. Duangjan, S. Salah, T. Donroman, R. Sangthong, and M. Taleh. “Factors Associated With Successful Smoking Cessation Behaviors of Patients Visiting Smoking Cessation Clinic”. Mahachula Academic Journal, vol. 7, no. 3, Nov. 2020, pp. 294-08, https://so04.tci-thaijo.org/index.php/JMA/article/view/242797.