- Correspondence to Dr Joaquin Barnoya, Cardiovascular Unit of Guatemala, 6a Ave 8-71 zona 10, Clinica #3, Ala Sur 01010, Guatemala, USA;
- Received June 4, 2009
- Accepted March 22, 2010
- First published June 7, 2010.
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.