1. Department of Radiology and Biomedical Imaging, Yale School of Medicine, New Haven, CT 06510, USA
2. Department of Therapeutic Radiology, Yale School of Medicine, New Haven, CT 06510, USA
3. Center for Outcomes Research and Evaluation, Yale School of Medicine, New Haven, CT 06510, USA
4. Visage Imaging, Inc., San Diego, CA 92130, USA
5. Division of Cardiovascular Medicine, Yale School of Medicine, New Haven, CT 06510, USA
6. Department of Biomedical Engineering, Yale University, New Haven, CT 06510, USA