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She tasted it and gave it back

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More studies are, therefore, needed to fully understand the extent of salivary dysfunction in post-COVID-19 patients

If these filters have high efficiency and absorb the most chemicals produced, they become a potential source of pollutants such as benzene, PAHs, and toxic elements 1

Baseline measurements Participants were booked for a baseline visit with the study investigators (a licensed nurse, AJ, or a medical doctor, PaG) for oral and written study information, acquirement of consent, and snus cessation support (Appendix 1)