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	出典：新版喫煙と健康（2002年6月）,p.312 原典：U. S. Department of Health and Human Services. Preventing Tobacco Use Among Young People. A Report of the Surgeon General. U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health, 1994.