1. Clinical Studies Sweden, Forum South, Skåne University Hospital, Lund, Sweden
2. Division of Occupational and Environmental Medicine, Lund University, Lund, Sweden
3. Department of Clinical Chemistry, Skåne University Hospital, Lund University, Lund, Sweden
4. Icelandic Heart Association, Kopavogur, Iceland
5. University of Iceland, Reykjavik, Iceland
6. Division of Nephrology, Landspitali–The National University Hospital of Iceland, Reykjavik, Iceland
7. Division of Nephrology, Tufts Medical Center, Boston, Massachusetts, USA
8. Department of Translational Medicine, Division of Medical Radiology, Lund University, Malmö, Sweden