Assistant doctor, Clinic of Thoracic- and Cardiovascular Surgery, West German Heart Center Essen, Germany
Manuscript Reviewer:
European Journal of Cardiothoracic Surgery, since 2007, Interactive CardioVascular and Thoracic Surgery, since 2007, American Heart Journal, since 2008, Journal of Heart Valve Disease, since 2009, Future Cardiology, since 2008, European Journal of Radiology, since 2008, Medical science monitor, since 2008