Kannan, Santhana, Sudhakar Marri, and Subash Sivasubramaniam. “USG for Brachial Plexus Block”. Anaesthesia, Pain & Intensive Care (January 27, 2019): 333-340. Accessed July 3, 2024. https://apicareonline.com/index.php/APIC/article/view/364.