1. Department of Thoracic and Cardiovascular Surgery West German Heart and Vascular Center Essen University Hospital of EssenUniversity Duisburg‐Essen Essen Germany
2. International Thoracic and Cardiovascular Research Association (ITCVR)
3. Department of Cardiovascular Sciences Unit of Cardiac Surgery University Hospitals Leuven Leuven Belgium
4. Department of Cardiovascular Surgery Pronto Socorro Cardiológico de Pernambuco (PROCAPE) Recife PE Brazil
5. Department of Cardiology and Vascular Medicine West German Heart and Vascular Center Essen University Hospital of EssenUniversity Duisburg‐Essen Essen Germany
6. Department of Cardiothoracic Surgery Heart Center Essen Huttrop University Hospital Essen Essen Germany