1. Department of Radiology
2. the Third Xiangya Hospital
3. Central South University
4. Changsha, PR China
5. Laboratory of Molecular Imaging and Nanomedicine (LOMIN)
6. National Institute of Biomedical Imaging and Bioengineering (NIBIB)
7. National Institutes of Health (NIH)
8. Bethesda, United States
9. Department of Biomedical Engineering
10. School of Pharmaceutical Sciences
11. Laboratory of Cellular Imaging and Macromolecular Biophysics