1. Departments of Cardiology and Nephrology, Ullevaal Hospital, University of Oslo, Oslo, Norway
2. American Medical Association, University of South Carolina, Greenville, SC, USA
3. Department of Hypertension and Diabetology, Medical University of Gdansk, Gdansk, Poland
4. Charité, Institute of Clinical Pharmacology and Toxicology, Medical University of Berlin, Berlin, Germany
5. Service of Nephrology and Hypertension, University of Lausanne, Lausanne, Switzerland
6. Department of Medicine, Vascular Biology and Hypertension Program, University of Alabama at Birmingham, Birmingham, AL, USA