Sidney, S. (2003). Comparing cannabis with tobacco—again: Link between cannabis and mortality is still not established. BMJ Publishing Group Ltd.
Chicago ZitierstilSidney, Stephen. Comparing Cannabis With Tobacco—again: Link between Cannabis and Mortality Is Still Not Established. BMJ Publishing Group Ltd, 2003.
MLA ZitierstilSidney, Stephen. Comparing Cannabis With Tobacco—again: Link between Cannabis and Mortality Is Still Not Established. BMJ Publishing Group Ltd, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.