is weed just as bad as cigarettes Mythbusters: Cannabis 20 times more carcinogenic than tobacco? Does Marijuana Cause Lung Cancer?
Does Marijuana Cause Lung Cancer? Keck Medicine of USC Adding tobacco to cannabis doesn't affect the high, but impacts memory and heart UCL News UCL University College London The good, bad, and unknown about marijuana's health effects STAT Cannabis and heart concerns: A closer look Harvard Health
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