title: Reply to Dr Bendtsen.
authors.affiliation: Mater Hospitals, Stanley St, Brisbane Queensland, Australia Mater Hospitals, Brisbane Queensland, Australia.
authors.forename: Phillip
authors.initials: P
authors.lastname: Cowlishaw
authors.forename: Pierre
authors.initials: P
authors.lastname: Kotze
mesh_terms: D000577:Amides / Q000008:administration & dosage*; D000779:Anesthetics, Local / Q000008:administration & dosage*; D019645:Arthroplasty, Replacement, Knee; D005260:Female; D005267:Femoral Nerve; D006801:Humans; D008297:Male; D009407:Nerve Block / Q000379:methods*; D010149:Postoperative Pain / Q000517:prevention & control*; D052097:Quadriceps Muscle / Q000294:innervation*
chemical_list: D000577:Amides; D000779:Anesthetics, Local