title: In Reply.
authors.affiliation: Aalborg University Hospital, Aalborg, Denmark (A.M.D.). amd@rn.dk.
authors.forename: Søren S
authors.initials: SS
authors.lastname: Olesen
authors.forename: Ahmad
authors.initials: A
authors.lastname: Khodayari-Rostamabad
authors.forename: Carina
authors.initials: C
authors.lastname: Graversen
authors.forename: Asbjørn M
authors.initials: AM
authors.lastname: Drewes
mesh_terms: D000698:Analgesia / Q000379:methods*; D000701:Analgesics, Opioid / Q000633:toxicity*; D003072:Cognition Disorders / Q000139:chemically induced*; D004569:Electroencephalography / Q000187:drug effects*; D006801:Humans; D008297:Male; D009415:Nerve Net / Q000187:drug effects*; D010880:Piperidines / Q000633:toxicity*
chemical_list: D000701:Analgesics, Opioid; D010880:Piperidines