Abdullah P, Costanian C, Khanlou N, & Tamim H. (2017). Prevalence and characteristics of water-pipe smoking in Canada: Results from the Canadian Tobacco Use Monitoring Survey (CTUMS). Public Health (148), 102-108. https://doi.org/10.1016/j.puhe.2017.03.007

Abdullah P, Costanian C, Khanlou N, & Tamim H. Prevalence and characteristics of water-pipe smoking in Canada: Results from the Canadian Tobacco Use Monitoring Survey (CTUMS).  Public Health (148), 102-108. http://www.sciencedirect.com/science/article/pii/S0033350617301221?via%3Dihub