title: Important structures to be known for a safe ultrasound-guided supraclavicular plexus block.
authors.forename: Georg C
authors.initials: GC
authors.lastname: Feigl
authors.forename: Manuel
authors.initials: M
authors.lastname: Dreu
mesh_terms: D001917:Brachial Plexus / Q000000981:diagnostic imaging*; D006801:Humans; D009407:Nerve Block / Q000009:adverse effects / Q000379:methods*; D013348:Subclavian Artery / Q000002:abnormalities / Q000000981:diagnostic imaging*; D014463:Ultrasonography