1. Department of Radiology, Shanghai Public Health Clinical Center; Fudan University; Shanghai China
2. Department of Radiology; Qingpu Branch of Zhongshan Hospital, Fudan University; Shanghai China
3. Department of Radiology; Guangzhou Eighth People's Hospital; Guangzhou China
4. Headmaster's Office; Fudan University; Shanghai China
5. Department of Radiology; Zhongshan Hospital, Fudan University; Shanghai China
6. Department of Radiology; Guangxi Longtan Hospital; Liuzhou China