Hammal, Fadi; Chappell, Alyssa; Wild, T. Cameron; Kindzierski, Warren; Shihadeh, Alan; Vanderhoek, Amanda; Huynh, Cong Khanh; Plateel, Gregory; Finegan, Barry A. (2015). "'Herbal' but potentially hazardous: an analysis of the constituents and smoke emissions of tobacco-free waterpipe products and the air quality in the cafés where they are served". Tobacco Control. 24 (3): 290–297. doi:10.1136/tobaccocontrol-2013-051169. ISSN1468-3318. PMID24128428. S2CID33155013.
Jawad, Mohammed (2014-03-18). "Legislation Enforcement of the Waterpipe Tobacco Industry: A Qualitative Analysis of the London Experience". Nicotine & Tobacco Research. 16 (7): 1000–1008. doi:10.1093/ntr/ntu022. ISSN1469-994X. PMID24642591.
Hammal, Fadi; Chappell, Alyssa; Wild, T. Cameron; Kindzierski, Warren; Shihadeh, Alan; Vanderhoek, Amanda; Huynh, Cong Khanh; Plateel, Gregory; Finegan, Barry A. (2015). "'Herbal' but potentially hazardous: an analysis of the constituents and smoke emissions of tobacco-free waterpipe products and the air quality in the cafés where they are served". Tobacco Control. 24 (3): 290–297. doi:10.1136/tobaccocontrol-2013-051169. ISSN1468-3318. PMID24128428. S2CID33155013.
Jawad, Mohammed (2014-03-18). "Legislation Enforcement of the Waterpipe Tobacco Industry: A Qualitative Analysis of the London Experience". Nicotine & Tobacco Research. 16 (7): 1000–1008. doi:10.1093/ntr/ntu022. ISSN1469-994X. PMID24642591.
Hammal, Fadi; Chappell, Alyssa; Wild, T. Cameron; Kindzierski, Warren; Shihadeh, Alan; Vanderhoek, Amanda; Huynh, Cong Khanh; Plateel, Gregory; Finegan, Barry A. (2015). "'Herbal' but potentially hazardous: an analysis of the constituents and smoke emissions of tobacco-free waterpipe products and the air quality in the cafés where they are served". Tobacco Control. 24 (3): 290–297. doi:10.1136/tobaccocontrol-2013-051169. ISSN1468-3318. PMID24128428. S2CID33155013.
Hammal, Fadi; Chappell, Alyssa; Wild, T. Cameron; Kindzierski, Warren; Shihadeh, Alan; Vanderhoek, Amanda; Huynh, Cong Khanh; Plateel, Gregory; Finegan, Barry A. (2015). "'Herbal' but potentially hazardous: an analysis of the constituents and smoke emissions of tobacco-free waterpipe products and the air quality in the cafés where they are served". Tobacco Control. 24 (3): 290–297. doi:10.1136/tobaccocontrol-2013-051169. ISSN1468-3318. PMID24128428. S2CID33155013.
Jawad, Mohammed (2014-03-18). "Legislation Enforcement of the Waterpipe Tobacco Industry: A Qualitative Analysis of the London Experience". Nicotine & Tobacco Research. 16 (7): 1000–1008. doi:10.1093/ntr/ntu022. ISSN1469-994X. PMID24642591.