title: Patient and needle positioning during popliteal nerve block.
authors.forename: Martin D
authors.initials: MD
authors.lastname: Birch
authors.forename: James L
authors.initials: JL
authors.lastname: Matthews
authors.forename: Svetlana V
authors.initials: SV
authors.lastname: Galitzine
mesh_terms: D000779:Anesthetics, Local / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D021621:Imaging, Three-Dimensional; D008297:Male; D009407:Nerve Block / Q000379:methods*; D012584:Sciatic Nerve / Q000000981:diagnostic imaging*; D018084:Ultrasonography, Interventional
chemical_list: D000779:Anesthetics, Local