Marijuana Smoking and Pneumonia Risk: Findings from the Multi-Center AIDS Cohort Study March 13, 2021 cbdnews Marijuana Health Benefits Comments Off on Marijuana Smoking and Pneumonia Risk: Findings from the Multi-Center AIDS Cohort Study Tags: Bronchoscopy, Inhalation, Pneumonia, Toxic Effects Donald P. Tashkin, MD Dr. Donald Tashkin discusses how habitual marijuana smoking has been …