title: Evaluation of a single-dose, extended-release epidural morphine formulation for pain after knee arthroplasty.
authors.forename: André P
authors.initials: AP
authors.lastname: Boezaart
mesh_terms: D015360:Analgesia, Epidural / Q000379:methods*; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D019645:Arthroplasty, Replacement, Knee; D012898:Autacoids; D009020:Morphine / Q000008:administration & dosage*
chemical_list: D000701:Analgesics, Opioid; D012898:Autacoids; D009020:Morphine