1 Department of Internal Medicine and Cardiology, Heart Center Dresden, Technische Universität Dresden, Dresden, Germany.
2 Cardiac Intensive Care Unit, Heart Center Copenhagen University Hospital, Rigshospitalet and Department of Cardiology Odense University Hospital, Odense and Copenhagen, Denmark.
3 Department of Cardiology, Heart Center Leipzig at University of Leipzig and Leipzig Heart Science, Leipzig, Germany.
4 Department of CardioThoracic and Vascular Anesthesia and Intensive Care, AO SS Antonio e Biagio e Cesare Arrigo, Via Venezia 16, 15121 Alessandria, Italy.