“Prolonged Analgesia by Adding Midazolam and Hyperbaric Bupivacaine in Subarachnoid Block for Lower Uterine Caesarian Section”. Mymensingh Medical Journal 19, no. 4 (December 21, 2010): 569–575. Accessed July 9, 2026. https://banglajol.info/index.php/MMJ/article/view/6720.