title: Burst ketamine to reverse opioid tolerance in cancer pain.
authors.forename: Sebastiano
authors.initials: S
authors.lastname: Mercadante
authors.forename: Patrizia
authors.initials: P
authors.lastname: Villari
authors.forename: Patrizia
authors.initials: P
authors.lastname: Ferrera
mesh_terms: D000368:Aged; D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000009:adverse effects* / Q000627:therapeutic use*; D004361:Drug Tolerance; D018691:Excitatory Amino Acid Antagonists / Q000008:administration & dosage / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D007649:Ketamine / Q000008:administration & dosage / Q000627:therapeutic use*; D009369:Neoplasms / Q000150:complications*; D010146:Pain / Q000188:drug therapy* / Q000209:etiology*
chemical_list: D000701:Analgesics, Opioid; D018691:Excitatory Amino Acid Antagonists; D007649:Ketamine