Alemanno, Fernando, Daniela Ghisi, Brigitte Westermann, Anela Bettoni, Andrea Fanelli, Luca La Colla, Giorgio Danelli, and Bruno Maria Cesana. “The Use of Vitamin B1 As a Perineural Adjuvant to Middle Interscalene Block for Postoperative Analgesia After Shoulder Surgery”. Acta Bio Medica Atenei Parmensis 87, no. 1 (May 6, 2016): 22-27. Accessed October 26, 2020. https://mattioli1885journals.com/index.php/actabiomedica/article/view/4377.