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Furthermore, tobacco smoking profoundly altered oral microbial composition, enriching Bifidobacterium , Lactobacillus , and the phylum Actinobacteria while depleting Proteobacteria, with notable taxa-level changes

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A positive result often reflects metabolite presence rather than legality

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Price differences between capsule, menthol non-capsule and unflavoured cigarettes in 65 countries in 2018 Nikita Rajani, Dickson Qi, Kiara Chang, Christina Kyriakos, Filippos Filippidis Preventive Medicine Reports 6

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