Postoperative pain relief in children after subumbilical surgeries-a comparison between caudal bupivacaine and bupivacaine-clonidine. Mymensingh Med. J. [Internet]. 2011 Aug. 10 [cited 2026 Jul. 9];20(1):93-7. Available from: https://banglajol.info/index.php/MMJ/article/view/8257