Cervical Erector Spinae Plane Block for Shoulder Arthroscopy: A Favorable Alternative to Interscalene Brachial Plexus Block? A Randomized Non-Inferiority Trial. - Liu, Tie-shuai; Zhang, Jun; Hu, Yong-he; Hu, Qian; Shen, Qi-hong; Zhang, Zi-ming; Chen, Gang (Pain & Therapy, 2026)