A study published in the American Journal of Preventive Medicine talks about the profile changes seen among previous cigarette smokers from 2005-2016. As well as the prevalence of depression, cannabis use, and alcohol abuse among previous cigarette smokers.
https://www.news-medical.net/news/20190820/Depression-marijuana-use-and-alcohol-abuse-raise-relapse-risk-among-former-smokers.aspx
