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. Author manuscript; available in PMC: 2021 Nov 30.
Published in final edited form as: Inhal Toxicol. 2020 Nov 30;32(13-14):477–486. doi: 10.1080/08958378.2020.1850935

Figure 7: Serum cotinine levels following e-cig vapor exposure.

Figure 7:

Blood was collected 30 minutes after exposure session completion. Each of the 4 groups with different puffing durations (n=7 mice/group) were exposed to 20 exposure cycles for 4 days. The exposure cycles were performed as defined in Table 2.