- Correspondence to Dr Sebastian Reith, Department of Cardiology/Medical Clinic I, University Hospital of the RWTH Aachen, Pauwelsstrasse. 30, Aachen D-52074, Germany;
- Received January 8, 2013
- Revised February 22, 2013
- Accepted March 11, 2013
- First published March 30, 2013.
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