1. Cedars-Sinai Heart Institute; Cedars-Sinai Medical Center; Los Angeles CA USA
2. Department of Biomedical Engineering; Carnegie Mellon University; Pittsburgh PA USA
3. Cardiovascular Institute; Allegheny General Hospital; Pittsburgh PA USA
4. Division of Health Sciences Research; Mayo Clinic Arizona; Scottsdale AZ USA
5. Division of Cardiovascular Medicine; University of Utah School of Medicine; Salt Lake City UT USA