title: When oral morphine fails in cancer pain: the role of the alternative routes.
authors.affiliation: SAMOT, Palermo, Italy.
authors.forename: S G
authors.initials: SG
authors.lastname: Mercadante
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage*; D004333:Drug Administration Routes; D006801:Humans; D009020:Morphine / Q000008:administration & dosage*; D009369:Neoplasms / Q000150:complications*; D010146:Pain / Q000188:drug therapy* / Q000209:etiology*; D017211:Treatment Failure
chemical_list: D000701:Analgesics, Opioid; D009020:Morphine