ADAM AMARARAPU; PRASANNA KUMAR DOMMATI. A Clinical Comparative Study of Inj.Ropivacaine 0.75% with Inj.Dexmedetomidine (1.5?g/Kg) and Inj.Ropivacaine 0.75% with Inj. Clonidine (2?g/Kg) by Epidural Route in Patients Undergoing Lower Abdominal Surgeries. Academia Anesthesiologica International, v. 4, n. 2, p. 307-311, 31 Dec. 2019.