Virupakshamma, Dr, and Ajay Basarigidad. “Adding Clonidine to Ropivacaine in Brachial Plexus Block for Upper Limb Surgeries: Study of Hemodynamic Variables”. Academia Anesthesiologica International 4, no. 1 (February 24, 2019): 15-18. Accessed July 22, 2024. https://aijournals.com/index.php/aan/article/view/468.