title: Comment: intranasal fentanyl spray: a novel dosage form for the treatment of breakthrough cancer pain. Authors' reply.
authors: Eric
authors: E
authors: Dietrich
authors: John G
authors: JG
authors: Gums
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage*; D059390:Breakthrough Pain / Q000188:drug therapy*; D005283:Fentanyl / Q000008:administration & dosage*; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy*
chemical_list: D000701:Analgesics, Opioid; D005283:Fentanyl