title: Some views on the influence of morphine on brain stem pain modulating neurons and descending controls acting on the spinal cord.
authors.forename: A
authors.initials: A
authors.lastname: Dickenson
mesh_terms: D000818:Animals; D001933:Brain Stem / Q000187:drug effects / Q000503:physiopathology*; D009020:Morphine / Q000494:pharmacology*; D009619:Nociceptors / Q000187:drug effects; D010146:Pain / Q000503:physiopathology*; D013116:Spinal Cord / Q000503:physiopathology*
chemical_list: D009020:Morphine