1. Division of Nephrology and Hypertension, Vanderbilt University School of Medicine, Nashville, Tennessee - USA
2. Arbor Research Collaborative for Health, Ann Arbor, Michigan - USA
3. Departments of Epidemiology and Environmental Health Sciences, University of Michigan School of Public Health, Ann Arbor, Michigan - USA
4. Department of Biostatistics, University of Michigan School of Public Health, Ann Arbor, Michigan - USA
5. Humber River Regional Hospital, Weston, Ontario - Canada
6. Heart of England NHS Foundation Trust, Birmingham - UK
7. Medical Education Institute, Inc., Madison, Wisconsin - USA
8. Tsuchiya General Hospital, Naka-ku, Hiroshima - Japan