Anesthesia during the American Civil War.
D000758:Anesthesia / Q000266:history*; D000776:Anesthesiology / Q000266:history*; D001237:Asphyxia / Q000209:etiology / Q000628:therapy; D002725:Chloroform / Q000008:administration & dosage / Q000266:history; D005019:Ethyl Ethers / Q000266:history; D049672:History, 19th Century; D008887:Military Medicine / Q000266:history*; D014481:United States; D014947:Wounds and Injuries / Q000266:history / Q000601:surgery
D005019:Ethyl Ethers; D002725:Chloroform