Ultrasound guidance: posterior approach to brachial plexus nerve roots, trunks.
Bohannon
Donald S
DS
D001917:Brachial Plexus / Q000000981:diagnostic imaging*; D006801:Humans; D009407:Nerve Block / Q000379:methods*; D013126:Spinal Nerve Roots / Q000000981:diagnostic imaging; D016896:Treatment Outcome; D018084:Ultrasonography, Interventional