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About this article Cite this article Song, H., Yang, X., Yang, W

For this reason, mutations in RNA viruses occur more frequently than in DNA viruses

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Although the study captured some elements of environmental and policy-level factors such as exposure to information sources (eg., social media, advertisements) and knowledge of national regulations on e-cigarette scales and use, it did not comprehensively assess contextual influences such as campus-specific vaping regulations, enforcement practices, ease of access to vaping products, or the intensity and frequency of exposure to social media marketing