[Simplified procedure for the prevention of Ruben valve block during spontaneous respiration].
D000758:Anesthesia; D000768:Anesthesia, General / Q000150:complications*; D000776:Anesthesiology; D009942:Organometallic Compounds
D009942:Organometallic Compounds; C118522:Ruthenium Ben
ANESTHESIA, GENERAL/complications