posted 27/11/2019
publication JAMA Netw Open. 2019;2(11):e1916318. doi:10.1001/jamanetworkopen.2019.16318
A Systematic Review and Meta-analysis
IMPORTANCE Marijuana use is common and growing in the United States amid a trend toward legalization. Exposure to tobacco smoke is a well-described preventable cause of many cancers; the association of marijuana use with the development of cancer is not clear.