. 2011 Jul-Sep;2(3):138–143. doi: 10.4103/2231-4040.85524
Copyright: © Journal of Advanced Pharmaceutical Technology & Research
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.