1. Global Medical Office Fresenius Medical Care Waltham Massachusetts USA
2. Internal Medicine Maastricht University Medical Center Maastricht The Netherlands
3. Global Medical Office Fresenius Medical Care Deutschland GmbH Bad Homburg Germany
4. Renal Research Institute New York New York USA
5. Icahn School of Medicine at Mount Sinai New York New York USA
6. Fresenius Kidney Care Fresenius Medical Care North America Waltham Massachusetts USA
7. Nephrology Kyung Hee University Hospital at Gangdong Seoul Korea
8. Statistics and Applied Probability University of California Santa Barbara California USA
9. Global Medical Office Fresenius Medical Care AG & Co. KGaA Bad Homburg Germany