. 2011 May-Jun;55(3):280–283. doi: 10.4103/0019-5049.82688
© Indian Journal of Anaesthesia
This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.