Hasanat, M. A. (2018) “Efficacy of Tramadol, Low Dose Ketamine and Ondansetron in the Management of Intra-Operative Shivering After Sub Arachnoid Block”, Journal of National Institute of Neurosciences Bangladesh, 4(1), pp. 45–50. doi: 10.3329/jninb.v4i1.38285.