Comparison of Ketamine, Fentanyl and Clonidine as an Adjuvant During Bupivacaine Caudal Anaesthesia in Paediatric Patients. Kathmandu Univ. Med. J. [Internet]. 2013 Apr. 30 [cited 2026 Jul. 16];10(3):25-9. Available from: https://nepjol.info/index.php/KUMJ/article/view/8013