title: Conceptualizations of nicotine dependence: a response to DiFranza.
authors.forename: John R
authors.initials: JR
authors.lastname: Hughes
authors.forename: Saul
authors.initials: S
authors.lastname: Shiffman
mesh_terms: D000293:Adolescent; D000328:Adult; D016739:Behavior, Addictive / Q000175:diagnosis*; D003210:Concept Formation; D039721:Diagnostic and Statistical Manual of Mental Disorders; D006801:Humans; D026684:Personal Autonomy; D010552:Personality Assessment; D012107:Research Design; D019966:Substance-Related Disorders / Q000175:diagnosis; D014029:Tobacco Use Disorder / Q000175:diagnosis*