Marijuana and head and neck cancer: an epidemiological review

BackgroundMarijuana is the most widely used illicit substance in Canada. To date, no conclusive study has looked at the epidemiologic basis of marijuana use and head and neck cancer (HNC). Due to the imminent recreational legalization of marijuana in Canada, the epidemiologic relationship between marijuana use and HNC is becoming increasingly important.ObjectiveTo examine the epidemiologic characteristics of HNC patients who are recreational …