Panchamia, J. K., Amundson, A. W., Jacob, A. K., Sviggum, H. P., Nguyen, N. T. V., Sanchez-Sotelo, J., Sperling, J. W., Schroeder, D. R., Kopp, S. L., Johnson, R. L. A 3-arm randomized clinical trial comparing interscalene blockade techniques with local infiltration analgesia for total shoulder arthroplasty. J Shoulder Elbow Surg 2019; 10: e325-e338