Reddit reviews Marihuana: The Forbidden Medicine

Additives:

1. Troutt, WD. DiDonato, MD. Carbonyl Compounds Produced by Vaporizing Cannabis Oil Thinning Agents. Journal of Alternative and Complementary Medicine. (2016)
   
2. Devitt-Lee, A. Update: Toxic Vape Oil Additives Endanger Patients. Project CBD. (2017)
   
   Negative Health Effects from Smoking:
   
   
3. Institute of Medicine. Marijuana and Health. Washington, DC: The National Academies Press. (1982)
   
4. Wester, RC. Maibach, HI. Gruenke, LD. Craig, JC. Benzene Levels in Ambient Air and Breath of Smokers and Nonsmokers in Urban and Pristine Environments. Journal of Toxicology Environmental Health. (1986)
   
5. Fligiel, SE. Venkat, H. Gong, H Jr. Tashkin, DP. Bronchial Pathology in Chronic Marijuana Smokers: A Light Electron Microscope Study. Journal of Psychoactive Drugs. (1988)
   
6. Sherrill, DL. Krzyzanowski, M. Bloom, JW. Lebowitz, MD. Respiratory Effects of Non-Tobacco Cigarettes: A Longitudinal Study in General Population. International Journal of Epidemiology. (1991)
   
7. Doblin, R. The MAPS/California NORML/Marijuana Waterpipe/Vaporizer Study. Multidisciplinary Association for Psychedelic Studies. (1994)
   
8. Pocket Guide to Chemical Hazards. The National Institute for Occupational Safety and Health. (1997)
   
9. Grinspoon, L. Bakalar, JB. Marihuana, The Forbidden Medicine. Yale University Press. (1997)
   
10. Tashkin, DP. Simmons, MS. Sherrill, DL. Coulson, AH. Heavy habitual marijuana smoking does not cause an accelerated decline in FEV1 with age. American Journal of Respiratory and Critical Care Medicine. (1997)
    
11. Occupational Safety and Health Standards, Toxic and Hazardous Substances. Occupational Safety and Health Administration. (1998)
    
12. Mittleman, MA. Lewis, RA. Maclure, M. Sherwood, JB. Muller, JE. Triggering Myocardial Infarction by Marijuana. Circulation. (2001)
    
13. Gieringer, DH. Cannabis “Vaporization”: A Promising Strategy for Smoke Harm Reduction. National Organization for the Reform of Marijuana Laws. (2001)
    
14. Jones, RT. Cardiovascular system effects of marijuana. The Journal of Clinical Pharmacology. (2002)
    
15. Gruber, AJ. Pope, HG. Hudson, JI. Yurgelun-Todd, D. Attributes of long-term heavy cannabis users: a case-control study. Psychological Medicine. (2003)
    
16. Melamede, R. Cannabis and tobacco smoke are not equally carcinogenic. Harm Reduction Journal. (2005)
    
17. Hall, W. Christie, M. Currow, D. Cannabinoids and cancer: causation, remediation, and palliation. The Lancet, Oncology. (2005)
    
18. Morgenstern, H. Morgenstern, H. Cui, Y. Tashkin, DP. Zhang, ZF. Cozen, W. Mack TM. Greenland, S. Marijuana use and cancers of the lung and upper aerodigestive tract: results of a case-control study. Presentation at the ICRS Conference on Cannabinoids. (2005)
    
19. Tashkin, DP. Smoked marijuana as a cause of lung injury. Monaldi Archives for Chest Disease. (2005)
    
20. Integrated Risk Information System (IRIS) on Toluene. U.S. Environmental Protection Agency. (2005)
    
21. Mehra, R. Moore, B. Crothers, K. Tetrault, J. Fiellin, DA. The Association Between Marijuana Smoking and Lung Cancer. Journal of the American Medical Association of Internal Medicine. (2006)
    
22. Biello, D. Large Study Finds No Link between Marijuana and Lung Cancer. Scientific American. (2006)
    
23. Hashibe, M. Morgenstern, H. Cui, Y. Tashkin, DP. Zhang, ZF. Cozen, W. Mack, TM. Greenland, S. Marijuana use and the risk of lung and upper aerodigestive tract cancers: results of a population-based case-control study. Cancer Epidemiology, Biomarkers and Prevention. American Association for Cancer Research. The American Society of Clinical Oncology. (2006)
    
24. Naeher, LP. Brauer, M. Lipsett, M. Zelikoff, JT. Simpson, CD. Koenig, JQ. Smith, KR. Woodsmoke Health Effects: A Review. Inhalation Toxicology. (2007)
    
25. Moir, D. Rickert, WS. Levasseur, G. Larose, Y. Maertens, R. White, P. Desjardins, S. A Comparison of Mainstream and Sidestream Marijuana and Tobacco Cigarette Smoke Produced under Two Machine Smoking Conditions. Chemical Research in Toxicology. (2008)

Cannabis was never banned. Marijuana was, in a nice "pull the wool over their eyes" move. That was later overturned due to that ban being unconstitutional. Later it was added to a controlled substances list, in the highest schedule and kept away from people in effectively the same way.

Relevant reading: http://www.amazon.com/gp/aw/d/1878125028/ref=redir_mdp_mobile

http://www.amazon.com/gp/aw/d/0300070861/ref=redir_mdp_mobile