Mazloomy Mahmoodabad, S.S., Jadgal, M.S., Zareban, I. and Fallah Zadeh, H. 2019. The Determinants of Salivary Cotinine Concentration in Smokeless Tobacco Users. Open Access Macedonian Journal of Medical Sciences. 7, 5 (Mar. 2019), 810–815. DOI:https://doi.org/10.3889/oamjms.2019.174.