Nicotine Replacement Therapy
Nicotine replacement therapy for long-term smoking cessation: a meta-analysis - Etter & Stapleton
https://tobaccocontrol.bmj.com/content/15/4/280.short
Wellbutrin (bupropion)
A Randomized Controlled Clinical Trial of Bupropion SR and Individual Smoking Cessation Counseling - McCarthy et Al
https://academic.oup.com/ntr/article-abstract/10/4/717/1179284?login=false
Champix (varenicline)
Long-term efficacy and safety of varenicline for smoking cessation: a systematic review and meta-analysis of randomized controlled trials - Huang et al
https://link.springer.com/article/10.1007/s10389-011-0476-5
Systematic reviews & Meta-analyses
Effectiveness of smoking cessation therapies: a systematic review and meta-analysis - Wu et al
https://bmcpublichealth.biomedcentral.com/articles/10.1186/1471-2458-6-300
Comparisons of high-dose and combination nicotine replacement therapy, varenicline, and bupropion for smoking cessation: A systematic review and multiple treatment meta-analysis - Mill et al
https://www.tandfonline.com/doi/full/10.3109/07853890.2012.705016