Blood levels of lidocaine in continuous epidural anesthesia.
D000779:Anesthetics, Local / Q000097:blood*; D002849:Chromatography, Gas; D004837:Epinephrine; D006801:Humans; D008012:Lidocaine / Q000097:blood*
D000779:Anesthetics, Local; D008012:Lidocaine; D004837:Epinephrine