1. Departments of Medicine and Radiology; University of Michigan Medical Center; Ann Arbor MI USA
2. David Geffen School of Medicine; University of California-Los Angeles; Los Angeles CA USA
3. Biomedical Imaging Research Institute; Cedars-Sinai Medical Center; Los Angeles CA USA
4. Department of Anesthesiology; Cedars-Sinai Medical Center; Los Angeles CA USA
5. Heart Institute; Cedars-Sinai Medical Center; Los Angeles CA USA