title: Katz oxygen treatment for catarrh.
mesh_terms: D002359:Cartoons as Topic / Q000266:history*; D003139:Common Cold / Q000266:history* / Q000628:therapy*; D049673:History, 20th Century; D006801:Humans; D010100:Oxygen / Q000627:therapeutic use*
chemical_list: D010100:Oxygen