1. Department of Diagnostic and Interventional Radiology, German Red Cross Hospital Neuwied, Germany
2. Institute for Biomedical Engineering, Swiss Federal Institute of Technology (ETH Zurich) / University of Zurich, Switzerland
3. Department of Radiology and Nuclear Medicine, University Hospital Luebeck, Germany
4. Department of Diagnostic and Interventional Radiology, University of Leipzig - German Heart Center Leipzig, Germany
5. Erwin L. Hahn Institute for MR Imaging, High Field and Hybrid MR Imaging, University Hospital Essen, Germany
6. Department of Radiology and Nuclear Medicine, University Hospital Magdeburg, Germany