[Analgesia by peridural morphine. Injection through the first sacral foramen].
D004824:Epidural Space; D006801:Humans; D007267:Injections; D009020:Morphine / Q000008:administration & dosage*; D012445:Sacrococcygeal Region
D009020:Morphine
Analgésie par morphine péridurale. Injection par le premier trou sacré.