Leong, J.J., Sumilan, H., Siong, H.C. and Michael, F.L. 2016. Smoking and Its Impacts on Absenteeism and Stress: A Preliminary Study. Journal of Cognitive Sciences and Human Development. 2, 1 (Sep. 2016), 13–23. DOI:https://doi.org/10.33736/jcshd.358.2016.