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Effects of cannabis smoking on the respiratory system: A state of the art review Respiratory Medicine Inhaling Cannabis May Greatly Increase Your Risk of Lung Disease UCSF MedConnection Many people think cannabis smoke is harmless a physician explains how that belief can put people at risk Are Cannabis Edibles Safer Than Smoking? The New York Times Smoking Marijuana Increases Head and Neck Cancer Risk Henry Ford Health Detroit, MI Study: Comparing Marijuana and Tobacco Use CannaMD Marijuana Doctors & Cards
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