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. 2022 Oct 28;31(Suppl 3):s223–s229. doi: 10.1136/tc-2022-057469

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© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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Comparison of the average number of identified flavouring chemicals (panel A) and average concentration among eight flavouring chemicals (panel B) in vaping products collected preban and postban. ****P<0.0001. Error bars represent SEM.