Mahmoodabad, S. S. M., Zareban, I., Zadeh, M. H. F., & Jadgal, M. S. (2019). Classification and analysis of guild merchants using smokeless tobacco in Chabahar, Iran, based on the transtheoretical model. Update Dental College Journal, 9(1), 16–22. https://doi.org/10.3329/updcj.v9i1.41201