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的可能，WHO发表的资料表明白斑病人中约3％～5％发生癌变。白斑病发展到此，已不仅仅是影响人们生活质量的口腔疾病，
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问题，并未得到任何国家有关部门的评估。世界卫生组织（WHO）建议不要使用电子烟，直到有数据显示它们是安全、有效和质量合格的产品，
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的研究结果只代表短期的评估，而长期的影响现在还言之过早。世界卫生组织（WHO）则继续保持“电子卷烟的安全性还没有获得科学验证”的观点。
但越来越多的科学家
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, each one signifying the life of a smoker who, had she been allowed to switch to electronic cigarettes
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'safer cigarettes' has angered some campaigners, who believe they are a public relations
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by reducing the number of people who choose to smoke and evidence shows that young people exposed
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%的吸烟者有很大的烟瘾。
世界卫生组织（WHO）认为“烟草行业生产和推广的产品，已被科学证明是有成瘾性，并导致疾病和死亡。这些产品还导致各种社会
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no doubt will be raised as to who gets to decide what is and isn't a sin (rather than a crime
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with the retail trade who will be implementing the laws, so we're looking forward to that consultation."
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Frederic Krill, who spent 85 hours on the intricate leaf designs. Its scrolling floral patterns pay homage
