Guenther Felix, Frydrychowicz Alex, Bode Christoph, Geibel Annette
Department of Cardiology and Angiology, University Hospital of Freiburg, Hugstetterstrasse 55, 79106 Freiburg, Germany.
Eur Heart J. 2009 May;30(9):1154. doi: 10.1093/eurheartj/ehp020. Epub 2009 Feb 18.