1. Medical Research Council Population Health Research Unit at the University of Oxford, part of the Clinical Trial Service Unit and Epidemiological Studies Unit, Nuffield Department of Population Health (NDPH) University of Oxford Oxford UK
2. Oxford Kidney Unit Churchill Hospital Oxford UK
3. Cardiology Unit, Department of Medicine Karolinska Institute: Heart and Vascular Theme, Karolinska University Hospital Stockholm Sweden
4. Department of Internal Medicine University Hospital Aachen, RWTH Aachen University Aachen Germany
5. Heart Centre Hasselt, Jessa Hospital Hasselt Belgium
6. Faculty of Medicine & Life Sciences Hasselt University Hasselt Belgium
7. Faculty of Medicine University of Belgrade Belgrade Serbia
8. Department of Medical Sciences IRCCS San Raffaele Pisana Rome Italy