- Retraction Note
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Retraction Note: Inequities in coverage of smokefree space policies within the United States
BMC Public Health volume 18, Article number: 799 (2018)
The authors have retracted this article  because of an error with the data extraction process. A re-examination of the dataset suggests that the authors did not include all smokefree policies for indoor spaces. Due to the error with the data extraction process, the conclusions drawn in the article regarding smokefree policies for indoor spaces are incorrect. All authors agree to this retraction. A revised version of the article has now been published .
Lowrie C, Pearson AL, Thomson G. Inequities in coverage of smokefree space policies within the United States. BMC Public Health. 2017;17:456.
Lowrie C, Pearson AL, Thomson G. Inequities in coverage of smokefree space policies within the United States: school grounds and playgrounds. BMC Public Health. 2018;18:736.
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Lowrie, C., Pearson, A.L. & Thomson, G. Retraction Note: Inequities in coverage of smokefree space policies within the United States. BMC Public Health 18, 799 (2018). https://doi.org/10.1186/s12889-018-5716-y