Cannabis Smoke and Cancer: Assessing the Risk
Cannabis Smoke and Cancer: Assessing the Risk - NORML

Cannabis and tobacco smoke are not equally carcinogenic
Cannabis and tobacco smoke are not equally carcinogenic

Smoking Marijuana Does Not Cause Lung Cancer
US: Web: Study: Smoking Marijuana Does Not Cause Lung Cancer

High anxieties - What the WHO doesn't want you to know about cannabis
High anxieties - What the WHO doesn't want you to know about cannabis - 21 February 1998 - New Scientist

Radioactive tobacco
http://www.cannabisculture.com/news/tobacco/

Granny:hippy:
Storm Crow Reviewed by Storm Crow on . BBC: "Cannabis harm worse than tobacco" The government controlled media at it again. BBC NEWS | Programmes | Cannabis harm worse than tobacco Rating: 5