title: Paradoxical pain.
authors: G W
authors: GW
authors: Hanks
authors: W M
authors: WM
authors: O'Neill
authors: M T
authors: MT
authors: Fallon
mesh_terms: D004351:Drug Resistance; D006801:Humans; D009294:Narcotics / Q000627:therapeutic use; D009619:Nociceptors; D010146:Pain / Q000209:etiology*
chemical_list: D009294:Narcotics