[1] Radiology and Imaging Sciences - National Institutes of Health Clinical Center,Division of Cardiology
[2] Johns Hopkins University School of Medicine,Radiology Department
[3] Universidade Federal Fluminense,Cardiovascular and Pulmonary Branch, National Heart
[4] Lung,Molecular Biomedical Imaging Laboratory
[5] and Blood Institute - National Institutes,undefined
[6] National Institute of Biomedical Imaging and Bioengineering,undefined