1. Division of Cardiovascular Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA
2. Department of Radiology, Philadelphia Veterans' Affairs Medical Center, Philadelphia, PA
3. Rhode Island Hospital, Warren Alpert Medical School of Brown University, Providence, RI
4. Office of Nursing Research, School of Nursing, University of Pennsylvania, Philadelphia, PA
5. Division of Nephrology/Hypertension, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA
6. Department of Radiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA
7. Biofluid, Tissue, and Solid Mechanics for Medical Applications, IBiTech, iMinds Medical IT, Ghent University, Ghent, Belgium