Research
Prevalence of vaping and smoking among adolescents in Canada, England, and the United States: repeat national cross sectional surveys
BMJ 2019; 365 doi: https://doi.org/10.1136/bmj.l2219 (Published 20 June 2019) Cite this as: BMJ 2019;365:l2219Linked Editorial
Tobacco control: new resources, existing treaties, and emerging challenges
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