1. Department of Medicine; Hennepin County Medical Center; Minneapolis Minnesota USA
2. Department of Family & Community Medicine; UND School of Medicine and Health Sciences; Minot North Dakota USA
3. Department of Pathology; Hennepin County Medical Center; Minneapolis Minnesota USA
4. Department of Radiology; Hennepin County Medical Center; Minneapolis Minnesota USA
5. Division of Nephrology; Hennepin County Medical Center; Minneapolis Minnesota USA
6. Chronic Disease Research Group; Minneapolis Minnesota USA