title: Improved cigaretts--comments on the state-of-the-art, 1971.
mesh_terms: D000447:Aldehydes / Q000032:analysis; D002248:Carbon Monoxide / Q000032:analysis; D002606:Charcoal; D003486:Cyanides / Q000032:analysis; D005374:Filtration; D006454:Hemoglobins / Q000032:analysis; D010947:Plants, Toxic; D012106:Research; D012906:Smoke / Q000032:analysis; D012907:Smoking; D014026:Nicotiana / Q000032:analysis*
chemical_list: D000447:Aldehydes; D003486:Cyanides; D006454:Hemoglobins; D012906:Smoke; D002606:Charcoal; D002248:Carbon Monoxide