Cita APA

Hammond, D., Reid, J. L., Cole, A. G., & Leatherdale, S. T. (2017). Electronic cigarette use and smoking initiation among youth: A longitudinal cohort study. CMAJ.

Chicago Style Citation

Hammond, David, Jessica L. Reid, Adam G. Cole, i Scott T. Leatherdale. "Electronic Cigarette Use and Smoking Initiation Among Youth: A Longitudinal Cohort Study." CMAJ 2017.

Cita MLA

Hammond, David, Jessica L. Reid, Adam G. Cole, i Scott T. Leatherdale. "Electronic Cigarette Use and Smoking Initiation Among Youth: A Longitudinal Cohort Study." CMAJ 2017.