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Description
If the test doesnt detect any nicotine or cotinine in your system (or it detects very low levels), it likely means you dont use tobacco and havent breathed in smoke in your environment
If the patient is solely using ECs (and not using combustible products), we should inquire whether they wish to discontinuing vaping as well

Out-of-vocabulary but not meaningless: evidence for semantic-priming effects in pseudoword processing

Brinol P, Petty RE

Within 12 hours, carbon monoxide levels in the blood normalize
