公共卫生政策和规则应当承认，没有烟草产品是安全的，一些烟草产品的危害比其他的更大。
Public health policies and regulation should recognize that while no tobacco product has been shown to be safe, some present more risk than others.
公共卫生政策和规则应当承认，没有烟草产品是安全的，一些烟草产品的危害比其他的更大。
Public health policies and regulation should recognize that while no tobacco product has been shown to be safe, some present more risk than others.
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