Vasudeva Vibhakar An observational Study to Compare Epidural Tramadol and Epidural Fentanyl for post Oprative Analgesia in Lower Limb Orthopedics Surgery - Piparia Vadodara Sumandeepvidyapith 2018-21 - Xvi,107p. Subjects--Topical Terms: ANAESTHESIA Dewey Class. No.: 617.96 / VAS