1. Current cigarette smoking among adults—United States, 2005–2015;Jamal;MMWR Morb Mortal Wkly Rep,2016
2. Interventions to increase smoking cessation at the population level: how much progress has been made in the last two decades?;Zhu;Tob Control,2012
3. Physician advice for smoking cessation;Stead;Cochrane Database Syst Rev,2013
4. Combined pharmacotherapy and behavioural interventions for smoking cessation;Stead;Cochrane Database Syst Rev,2016
5. Patnode C, Henderson J, Thompson J, Senger C, Fortmann S, Whitlock E. Other supporting document for tobacco smoking cessation in adults, including pregnant women: behavioral and pharmacotherapy interventions preface. www.uspreventiveservicestaskforce.org/Page/Document/behavioral-counseling-and-pharmacotherapy-interventions-for-/tobacco-use-in-adults-and-pregnant-women-counseling-and-interventions1#citation1. Published 2017. Accessed August 26, 2017.