- Correspondence to Dr Behnam Dalfardi, Student Research Committee, Shiraz University of Medical Sciences, Shiraz 71448-33515, Iran;
- Received June 6, 2014
- Revised August 8, 2014
- Accepted August 9, 2014
- First published September 1, 2014.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.