1. Jiangxi Provincial Key Laboratory of Preventive Medicine
2. School of Public Health
3. Nanchang University
4. P. R. China
5. Institute for Advanced Study
6. Department of Medical Imaging and Interventional Radiology
7. the First Affiliated Hospital of Nanchang University
8. Nanchang 330006
9. Jiangxi Supervision and Inspection Center for Medical Devices