APA-referens

Piper, M. E., Baker, T. B., Benowitz, N. L., Kobinsky, K. H., & Jorenby, D. E. (2018). Dual Users Compared to Smokers: Demographics, Dependence, and Biomarkers. Nicotine Tob Res.

Chicago-stil citat

Piper, Megan E., Timothy B. Baker, Neal L. Benowitz, Kate H. Kobinsky, och Douglas E. Jorenby. "Dual Users Compared to Smokers: Demographics, Dependence, and Biomarkers." Nicotine Tob Res 2018.

MLA-referens

Piper, Megan E., et al. "Dual Users Compared to Smokers: Demographics, Dependence, and Biomarkers." Nicotine Tob Res 2018.

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