- Correspondence to Dr Junaid A Razzak, Department of Emergency Medicine, The Aga Khan University, Stadium Road, Karachi, Sindh 74800, Pakistan;
- Received January 9, 2013
- Revised July 19, 2013
- Accepted July 25, 2013
- First published August 16, 2013.
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.