title: Doctors are ethically obliged to advise patients to quit smoking.
authors.forename: J L
authors.initials: JL
authors.lastname: Liu
authors.forename: J L
authors.initials: JL
authors.lastname: Tang
mesh_terms: D003362:Cost-Benefit Analysis; D004992:Ethics, Medical; D006801:Humans; D010353:Patient Education as Topic; D010817:Physician-Patient Relations; D016540:Smoking Cessation / Q000191:economics