[Epidural analgesia with morphine and methadone].
S
S
Evron
C
C
Drenger
H
H
Rosenbaum
E
E
Freund
D000767:Anesthesia, Epidural; D000818:Animals; D006801:Humans; D008691:Methadone; D009020:Morphine
D009020:Morphine; D008691:Methadone