1 From the Department II of Internal Medicine and Nephrology and Center for Molecular Medicine Cologne, University of Cologne, Germany (H.H.); and Division of Nephrology, Massachusetts General Hospital, Harvard Medical School, Boston (R.I.T.).
2 From the Department II of Internal Medicine and Nephrology and Center for Molecular Medicine Cologne, University of Cologne, Germany (H.H.); and Division of Nephrology, Massachusetts General Hospital, Harvard Medical School, Boston (R.I.T.). [email protected].