Chakraborty DK, Mandal DU, Porel DS, Patra DAK. Comparative Study of Bupivacaine-Fentanyl Versus Bupivacaine-Clonidine in Patients Undergoing Spinal Anaesthesia for Orthopedic Procedures. ijirms [Internet]. 2022 Jul. 6 [cited 2024 Dec. 16];7(07):311-8. Available from: https://ijirms.in/index.php/ijirms/article/view/1432