[Experimental study on the use of ephedrine in the prevention of arterial hypotension in high spinal anesthesia].
D000775:Anesthesia, Spinal; D004809:Ephedrine / Q000494:pharmacology*; D006801:Humans; D007022:Hypotension / Q000517:prevention & control*
D004809:Ephedrine
ANESTHESIA, SPINAL/experimental; EPHEDRINE/pharmacology; HYPOTENSION/prevention and control