[Comparative study of bupivacaine and mepivacaine in epidural anesthesia].
D000328:Adult; D000368:Aged; D000767:Anesthesia, Epidural; D000779:Anesthetics, Local; D002045:Bupivacaine; D005260:Female; D006801:Humans; D008297:Male; D008619:Mepivacaine; D008875:Middle Aged
D000779:Anesthetics, Local; D008619:Mepivacaine; D002045:Bupivacaine