Contrary to the authors’ hypothesis, puff volume was somewhat higher for non-menthol smokers than it was for menthol smokers (48.5 versus 42.7 ml), but the difference did not reach statistical significance.
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Contrary to the authors’ hypothesis, puff volume was somewhat higher for non-menthol smokers than it was for menthol smokers (48.5 versus 42.7 ml), but the difference did not reach statistical significance.