Anesthesia machines.
Dondelinger
Robert M
RM
U.S. Military Entrance Processing Command in Chicago, IL, USA.
D000758:Anesthesia; D004868:Equipment Failure; D004864:Equipment and Supplies; D005740:Gases / Q000600:supply & distribution; D006801:Humans; D012119:Respiration; D012121:Respiration, Artificial; D014481:United States
D005740:Gases