title: Money and health messages as incentives for smoking low tar/nicotine cigarettes: changes in consumption and exhaled carbon monoxide.
mesh_terms: D000328:Adult; D000329:Advertising / Q000639:trends*; D002248:Carbon Monoxide; D005260:Female; D006801:Humans; D008297:Male; D009538:Nicotine; D012907:Smoking; D013638:Tars
chemical_list: D013638:Tars; D009538:Nicotine; D002248:Carbon Monoxide