Effect of epinephrine upon the duration of spinal anesthesia.
D000758:Anesthesia; D000775:Anesthesia, Spinal; D000776:Anesthesiology; D004837:Epinephrine / Q000494:pharmacology*; D006801:Humans
D004837:Epinephrine
ANESTHESIA, SPINAL; EPINEPHRINE/pharmacology