title: Methods of applying liquid nitrogen for skin surgery.
authors.forename: D S
authors.initials: DS
authors.lastname: Johnson
mesh_terms: D003452:Cryosurgery / Q000191:economics / Q000295:instrumentation*; D006801:Humans; D009584:Nitrogen; D012871:Skin Diseases / Q000601:surgery*
chemical_list: D009584:Nitrogen