. 2011 Sep-Oct;43(5):546–550. doi: 10.4103/0253-7613.84970
Copyright: © Indian Journal of Pharmacology
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.