1. Department of Radiology, The Second Hospital of Nanjing Nanjing University of Chinese Medicine, Nanjing, P.R. China
2. Department of Radiology, The First Affiliated Hospital of Soochow University, Suzhou, P.R. China
3. Institute of Medical Imaging, Soochow University, Suzhou, P.R. China
4. Nanjing Infectious Disease Center, The Second Hospital of Nanjing, Nanjing University of Chinese Medicine, Nanjing, P.R. China
5. Nanjing Infectious Diseases Clinical Medical Center, The Second Hospital of Nanjing, Nanjing University of Chinese Medicine, Nanjing, P.R. China