title: Advances in endogenous morphine.
authors.forename: George B
authors.initials: GB
authors.lastname: Stefano
mesh_terms: D000818:Animals; D006801:Humans; D009020:Morphine / Q000378:metabolism*; D009420:Nervous System / Q000378:metabolism; D015398:Signal Transduction
chemical_list: D009020:Morphine