title: An improved respiratory valve for ether administration and artificial respiration.
authors.forename: C C
authors.initials: CC
authors.lastname: TSAI
mesh_terms: D000758:Anesthesia; D004986:Ether; D004987:Ethers; D006801:Humans; D012121:Respiration, Artificial
chemical_list: D004987:Ethers; D004986:Ether
keywords: ANESTHESIA/ether; RESPIRATION/artificial