title: Devices to help smokers stop don't.
mesh_terms: D006266:Health Education; D006801:Humans; D009538:Nicotine / Q000009:adverse effects; D012907:Smoking; D011795:Surveys and Questionnaires; D013638:Tars / Q000009:adverse effects
chemical_list: D013638:Tars; D009538:Nicotine