. 2012 May 21;14(8):931–938. doi: 10.1093/eurjhf/hfs076
Published on behalf of the European Society of Cardiology. All rights reserved. © The Author 2012.
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.