The brand typically offers three main variations: 1
The data is consistent across decades of research, and the effect size is well-quantified
Although previous studies have reported a significant association with lung cancer based on case-control designs [13, 14], the relevance of combining these risk scores and smoking for individual subjects and whether smoking and genetic risk have a synergistic effect remains uncertain
(10 July 2006), "The Association Between Marijuana Smoking and Lung Cancer", Archives of Internal Medicine , 166 (13): 13591367, doi:10.1001/archinte.166.13.1359, PMID 16832000, S2CID 10117687 Chemicals known to the state to cause cancer or reproductive toxicity (PDF), ca.gov, 20 July 2012, archived from the original (PDF) on 20 January 2013, retrieved 8 January 2013 Evidence on the carcinogenicity of marijuana smoke (PDF), Reproductive and Cancer Hazard Assessment Branch Office of Environmental Health Hazard Assessment, California Environmental Protection Agency, archived (PDF) from the original on 24 July 2012, retrieved 23 June 2012 The impact of cannabis on your lungs , British Lung Association, June 2012, archived from the original on 27 September 2013, retrieved 9 January 2013 "Medical consequences of marijuana use: a review of current literature"
