[1]
S. H. Halvadia, H. B. Halvadia, R. M. Joshi, and D. P. Upadhyaya, “Low Dose Bupivacaine - Fentanyl Vs. Conventional Dose Of Bupivacaine In Spinal Anesthesia For Orthopaedic Procedures In Elderly Patients: Low Dose Bupivacaine - Fentanyl Vs. Conventional Dose Of Bupivacaine”, Natl J Integr Res Med, vol. 4, no. 1, pp. 50–56, Feb. 2013.