. 2012 Jan-Feb;44(1):46–50. doi: 10.4103/0253-7613.91866
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.