Circulation and respiration in anesthesia.  I.  Circulation and respiration during spinal anesthesia.
D000758:Anesthesia; D000775:Anesthesia, Spinal / Q000150:complications*; D000776:Anesthesiology; D012119:Respiration; D012769:Shock / Q000209:etiology*
ANESTHESIA, SPINAL/complications; SHOCK/etiology and pathogenesis