[Improved dropper for ether anesthesia].
D000758:Anesthesia / Q000295:instrumentation*; D000776:Anesthesiology / Q000295:instrumentation*; D004986:Ether; D004987:Ethers; D006801:Humans
D004987:Ethers; D004986:Ether
ANESTHESIA/apparatus; ANESTHESIA/ether
Uproshchennaia i usovershenstvovannaia kapel'nica dlia efirnogo narkoza.