Shah, D., S. Shah, S. Shelat, K. Ekambaram, and T. Patel. “Ultrasound Guided Low Approach To Interscalene Brachial Plexus Block "Spinal Anaesthesia of The Upper Extremity": Ultrasound Guided Low Approach To Interscalene Brachial Plexus Block - ‘Spinal Anaesthesia of The Upper Extremity’”. National Journal of Integrated Research in Medicine, vol. 8, no. 6, Feb. 2018, pp. 16-19, doi:10.70284/njirm.v8i6.1325.