title: Eight ball, corner pocket: the optimal needle position for ultrasound-guided supraclavicular block.
authors.forename: Luiz Guilherme
authors.initials: LG
authors.lastname: Soares
authors.forename: Richard
authors.initials: R
authors.lastname: Brull
authors.forename: Jacob
authors.initials: J
authors.lastname: Lai
authors.forename: Vincent W
authors.initials: VW
authors.lastname: Chan
mesh_terms: D001917:Brachial Plexus / Q000000981:diagnostic imaging*; D002968:Clavicle / Q000000981:diagnostic imaging*; D006801:Humans; D009339:Needles; D009407:Nerve Block / Q000379:methods*; D014463:Ultrasonography