Comparison Between Dexamethasone Versus Clonidine as Adjuvants to 0.75% Ropivacaine in Ultrasound Guided Brachial Plexus Block for Upper Limb Orthopedic Surgeries: A Randomized Prospective Clinical Study - Balakrishnaiah, Mahima; Sheshadri, Karthik; Ramegowda, Sudheer; Srinivasan, Rahul; Ullas Lolakrishna, Raghavendra; T Sambandam, Monisha (Archives of Anesthesiology and Critical Care, 2023)