[On determination of the time for the beginning of surgery under ether anesthesia].
D000758:Anesthesia; D000769:Anesthesia, Inhalation; D000776:Anesthesiology; D004986:Ether; D005260:Female; D006176:Gynecology; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy
D004986:Ether
ANESTHESIA, INHALATION; GYNECOLOGY; OBSTETRICS