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APA Citation
Hartwell, G., Thomas, S., Egan, M., Gilmore, A., & Petticrew, M. (2017). e-cigarettes and equity: a systematic review of differences in awareness and use between sociodemographic groups. Tobacco control, 26, e85–e91. http://access.bl.uk/ark:/81055/vdc_100135162666.0x00001c