1. Physical Measurement Laboratory National Institute of Standards and Technology Boulder Colorado USA
2. Department of Radiology Duke University Durham North Carolina USA
3. American College of Radiology Philadelphia Pennsylvania USA
4. Merck Research Laboratories West PointPennsylvania USA
5. University of California Los Angeles California USA
6. Department of Radiology Mayo Clinic Rochester Minnesota USA
7. Centre for Medical Image Computing University College London London United Kingdom
8. Medical Physics University of Wisconsin Madison Wisconsin USA
9. CaliberMRI, Inc. Boulder Colorado USA
10. National Institute of Biomedical Imaging and Bioengineering, National Institutes of Health Bethesda Maryland USA
11. Radiology/CAI NorthShore University HealthSystem Evanston Illinois USA
12. Radiology University of Washington Seattle Washington USA