Cita APA

Zhu, S., Cummins, S. E., Gamst, A. C., Wong, S., & Ikeda, T. (2015). Quitting Smoking Before and After Varenicline: A Population Study Based on Two Representative Samples of U.S. Smokers. Tob Control.

Chicago Style Citation

Zhu, Shu-Hong, Sharon E. Cummins, Anthony C. Gamst, Shiushing Wong, i Tyson Ikeda. "Quitting Smoking Before and After Varenicline: A Population Study Based On Two Representative Samples of U.S. Smokers." Tob Control 2015.

Cita MLA

Zhu, Shu-Hong, et al. "Quitting Smoking Before and After Varenicline: A Population Study Based On Two Representative Samples of U.S. Smokers." Tob Control 2015.