title: The impact of pictures on the effectiveness of tobacco warnings.
authors.affiliation: University of Waterloo, Waterloo, ON, Canada. gfong@uwaterloo.ca
authors.forename: Geoffrey T
authors.initials: GT
authors.lastname: Fong
authors.forename: David
authors.initials: D
authors.lastname: Hammond
authors.forename: Sara C
authors.initials: SC
authors.lastname: Hitchman
mesh_terms: D003142:Communication; D006801:Humans; D010781:Photography; D019064:Product Packaging / Q000331:legislation & jurisprudence*; D015397:Program Evaluation; D000074606:Smoking Prevention; D019460:Tobacco Industry
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