title: Disposition of morphine in cerebrospinal fluid after epidural administration.
mesh_terms: D000767:Anesthesia, Epidural; D002555:Cerebrospinal Fluid / Q000378:metabolism*; D006801:Humans; D007700:Kinetics; D009020:Morphine / Q000008:administration & dosage / Q000378:metabolism*
chemical_list: D009020:Morphine