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. Author manuscript; available in PMC: 2023 Aug 28.
Published in final edited form as: Nicotine Tob Res. 2023 Jun 9;25(7):1355–1360. doi: 10.1093/ntr/ntad033

Figure 3.

Figure 3.

Monthly average nicotine strength of e-cigarettes by top manufacturer, January 2017–March 2022.The trend of average nicotine strength for Mngo products overlapped with that for Bidi Vapor products during August 2019–March 2022 because average nicotine strength for Mngo products remained 6% during December 2018–March 2022 and average nicotine strength for Bidi Vapor products remained 6% during August 2019–March 2022.The trend of average nicotine strength for DS Technology Licensing products overlapped with that for Pop products during July 2019–August 2020 because average nicotine strength for DS Technology Licensing products remained around 5% during March 2019–August 2020 and average nicotine strength for Pop products remained 5% during July 2019–August 2020.