1. Department of Medical Imaging Center, Nanfang Hospital; Southern Medical University; Guangzhou 510515 China
2. Department of Radiology; Guangdong Provincial Traditional Chinese Medical Hospital; Guangzhou 510120 China
3. School of Pharmaceutical Sciences; Southern Medical University; Guangzhou 510515 China
4. Department of Hematology, Nanfang Hospital; Southern Medical University; Guangzhou 510515 China