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. 2021 Jul 16;24(1):109–117. doi: 10.1093/ntr/ntab146

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© The Author(s) 2021. Published by Oxford University Press on behalf of the Society for Research on Nicotine and Tobacco.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 1. — This Free Life brand awareness by evaluation market type over time. FU = Follow-up. ***p < .001, denotes difference between respondents in treatment and control markets.