"Less hazardous" cigarettes: fact or fiction?
D002248:Carbon Monoxide / Q000032:analysis; D006801:Humans; D008297:Male; D010947:Plants, Toxic; D012906:Smoke / Q000032:analysis*; D000074606:Smoking Prevention; D013638:Tars / Q000032:analysis; D014026:Nicotiana
D012906:Smoke; D013638:Tars; D002248:Carbon Monoxide