1. From the Department of Nephrology, University Hospital of the Rheinisch Westfälische Technische Hochschule Aachen, Aachen, Germany (T.K., S.O., N.K., P.B., G.S., V.M.B., J.F.); Department of Biochemistry, Cardiovascular Research Institute CARIM, University of Maastricht, Maastricht, The Netherlands (L.J.S.); Division of Cardiology, Pulmonology, and Vascular Medicine, Medical Faculty, University Düsseldorf, Düsseldorf, Germany (A.M.v.d.S., V.V., R.W.); Department of Pathology, University Hospital of...