Cita APA

Gottlieb, S. (2005). US campaign contributes to 7% fall in smoking among teenagers. BMJ Publishing Group Ltd.

Chicago Style Citation

Gottlieb, Scott. US Campaign Contributes to 7% Fall in Smoking Among Teenagers. BMJ Publishing Group Ltd, 2005.

Cita MLA

Gottlieb, Scott. US Campaign Contributes to 7% Fall in Smoking Among Teenagers. BMJ Publishing Group Ltd, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.