1. University of Sydney, Medical Imaging Optimisation and Perception Group, and the Brain and Mind Institute, 94 Mallet Street, Camperdown, NSW 2050, Australia
2. Harvard Medical School, Brigham and Women’s Hospital, Department of Radiology, 75 Francis Street, RA 020, Boston, Massachusetts 02115
3. The American Board of Radiology, 5441 East William Boulevard, Suite 200, Tucson, Arizona 85711