title: Peritonsillar morphine infiltration to prevent early postoperative pain after tonsillectomy: A randomised controlled trial.
authors.affiliation: From the Pain Clinic, Helsinki University Central Hospital, Helsinki, Finland (EIA); Department of Anaesthesiology, MRC Oulu, University of Oulu, and Oulu University Hospital (SA); Division of Operative Care and MRC, Oulu University Hospital and University of Oulu, Oulu, Finland (PO); and Department of Otorhinolaryngology, Kuopio University Hospital, and Institute of Clinical Medicine, University of Eastern Finland, Kuopio, Finland (HL).
authors.forename: Ethem I
authors.initials: EI
authors.lastname: Akural
authors.forename: Seppo
authors.initials: S
authors.lastname: Alahuhta
authors.forename: Pasi
authors.initials: P
authors.lastname: Ohtonen
authors.forename: Heikki
authors.initials: H
authors.lastname: Löppönen
mesh_terms: D000234:Adenoids; D000328:Adult; D000701:Analgesics, Opioid / Q000008:administration & dosage* / Q000627:therapeutic use*; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D007267:Injections; D008297:Male; D009020:Morphine / Q000008:administration & dosage* / Q000627:therapeutic use*; D010147:Pain Measurement; D010149:Postoperative Pain / Q000517:prevention & control*; D014068:Tonsillectomy / Q000009:adverse effects*
chemical_list: D000701:Analgesics, Opioid; D009020:Morphine