title: [Spread of cervical, thoracic and lumbar epidural analgesia following the drip infusion technique of local anesthetics].
mesh_terms: D000328:Adult; D000368:Aged; D000767:Anesthesia, Epidural / Q000379:methods*; D000779:Anesthetics, Local / Q000008:administration & dosage*; D004824:Epidural Space; D006801:Humans; D008161:Lumbosacral Region; D008619:Mepivacaine / Q000008:administration & dosage*; D008875:Middle Aged; D009333:Neck; D013909:Thorax
chemical_list: D000779:Anesthetics, Local; D008619:Mepivacaine