title: Chronic neuropathic pain.
authors.forename: Sergio
authors.initials: S
authors.lastname: Canavero
authors.forename: Vincenzo
authors.initials: V
authors.lastname: Bonicalzi
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000627:therapeutic use*; D002908:Chronic Disease; D006801:Humans; D009437:Neuralgia / Q000188:drug therapy*; D017211:Treatment Failure
chemical_list: D000701:Analgesics, Opioid