title: Clarification about smoking cessation interventions.
authors.forename: Carlos Roberto
authors.initials: CR
authors.lastname: Jaén
authors.forename: Thomas P
authors.initials: TP
authors.lastname: Houston
mesh_terms: D006801:Humans; D017410:Practice Guidelines as Topic; D016540:Smoking Cessation / Q000379:methods*; D000074606:Smoking Prevention; D014481:United States; D014483:United States Dept. of Health and Human Services