1. Department
of Radiology, Vanderbilt University Institute of Imaging
Science, Vanderbilt University, Nashville, Tennessee 37232, United States
2. Sir Peter Mansfield
Magnetic Resonance Centre, University of Nottingham, Nottingham, NG7 2RD, United Kingdom
3. Athinoula A. Martinos
Center for Biomedical Imaging, Massachusetts General Hospital, Boston, Massachusetts 02129, United States
4. Department
of Physics, Harvard University, Cambridge, Massachusetts 02138, United States
5. Department
of Chemistry and Biochemistry, Southern Illinois University, Carbondale, Illinois 62901, United States