APA aipamena

Leyro, T. M., Crew, E. E., Bryson, S. W., Lembke, A., Bailey, S. R., Prochaska, J. J., . . . David, S. P. (2016). Retrospective analysis of changing characteristics of treatment-seeking smokers: Implications for further reducing smoking prevalence. BMJ Open.

Chicago Style aipamena

Leyro, Teresa M., et al. "Retrospective Analysis of Changing Characteristics of Treatment-seeking Smokers: Implications for Further Reducing Smoking Prevalence." BMJ Open 2016.

MLA aipamena

Leyro, Teresa M., et al. "Retrospective Analysis of Changing Characteristics of Treatment-seeking Smokers: Implications for Further Reducing Smoking Prevalence." BMJ Open 2016.