1. Sir Peter Mansfield Imaging Centre, School of Physics and Astronomy University of Nottingham Nottingham UK
2. Russell H. Morgan Department of Radiology Johns Hopkins University School of Medicine Baltimore MD USA
3. F. M. Kirby Research Center for Functional Brain Imaging Kennedy Krieger Institute Baltimore MD USA
4. Center for Magnetic Resonance Research, Department of Radiology University of Minnesota Medical School Minneapolis MN USA