1. From the Department of Nephrology and Hypertension (J.B.S., U.R., R.E.S., K.-U.E., M.P.S.), Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany
2. Division of Nephrology, Department of Medicine, University of Würzburg, Germany (S.T., C.W.)
3. Department of Diagnostic and Interventional Radiology, University Medicine Göttingen, Germany (C.R.)
4. Department of Diagnostic and Interventional Radiology, University Hospital Würzburg, Germany (T.K.)
5. Comprehensive Heart Failure Center, University of Würzburg and Department of Medicine I, Cardiology, University Hospital Würzburg, Germany (S.S.)
6. Division of Nephrology and Clinical Immunology (G.S., T.S., J.F.), University Hospital RWTH Aachen, Germany
7. Department of Diagnostic and Interventional Radiology (S.D.R.), University Hospital RWTH Aachen, Germany
8. Department of Radiology (R.J., M.U.), Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany
9. Department of Nephrology and Medical Intensive Care, Charité—Universitätsmedizin Berlin, Germany (K.-U.E.)
10. Department of Nephrology and Hypertension, Klinikum Nürnberg, Paracelsus Private Medical University, Germany (M.P.S.).