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Allison KR, Irving HM, Adlaf EM, Faulkner GE, Boak A, Manson HE, Hamilton HA, Ng B.Allison KR, et al.Can J Public Health. 2016 Mar 16;106(8):e514-9. doi: 10.17269/cjph.106.5175.Can J Public Health. 2016.PMID: 26986913Free PMC article.