Islam, A., Hossain, M., Akhtaruzzaman, A., & Khatun, U. S. (2009). Study on Role of Oral Clonidine in Laparoscopic Cholecystectomy Surgery – A Comparative Study. Journal of the Bangladesh Society of Anaesthesiologists, 21(1), 12–20. https://doi.org/10.3329/jbsa.v21i1.3547