Franco, Carlo D The Ultrasound Images of the Proximal Interscalene Space: A Reply to Dr Gabriel and Dr Sandhu. [electronic resource] - Regional anesthesia and pain medicine - 119-120 p. digital Publication Type: Letter; Comment ISSN: 1532-8651 Standard No.: 10.1097/AAP.0000000000000533 doi Subjects--Topical Terms: Brachial PlexusHumansNerve BlockUltrasonography