AJAY BABU RAMAKRISHNAN; S. ANKALAGOWRI SANKARDEVAR; NISCHALA REDDY G; UTHKALA B HEGDE. Epidural Fentanyl and Fentanyl Plus Magnesium for Post-Operative Analgesia in Lower Extremity Surgery. Academia Anesthesiologica International, v. 5, n. 2, p. 35-38, 16 Dec. 2020.