1. Departments of Cardiology and Nephrology, Oslo University Hospital, Ullevål;
2. Faculty of Medicine, University of Oslo, Oslo, Norway;
3. Hôpital Erasme – ULB, Cliniques Universitaires de Bruxelles, Bruxelles, Belgium;
4. Service of Nephrology and Hypertension, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland;
5. Department of Hypertension and Diabetology, Medical University of Gdansk, Poland;
6. Department of Internal Medicine, Hospital Clinico, University of Valencia, Valencia, Spain;
7. Clinica Medica, Department of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy;
8. University of Milano-Bicocca, Milan, Italy