title: The most "successful" method for failing to quit smoking is unassisted cessation.
authors.forename: Tobias
authors.initials: T
authors.lastname: Raupach
authors.forename: Robert
authors.initials: R
authors.lastname: West
authors.forename: Jamie
authors.initials: J
authors.lastname: Brown
mesh_terms: D000328:Adult; D003430:Cross-Sectional Studies; D003625:Data Collection; D004739:England / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009313:National Health Programs; D012907:Smoking / Q000628:therapy*; D016540:Smoking Cessation / Q000706:statistics & numerical data*; D061485:Tobacco Use Cessation Devices; D017211:Treatment Failure; D055815:Young Adult