1. Department of Radiology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, 107 Yanjiang Rd W, Guangzhou 510120, China.
2. Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Medical Research Center, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, China.
3. Key Laboratory of Molecular Imaging, Chinese Academy of Sciences, Beijing, China.
4. University of Chinese Academy of Sciences, Beijing, China.
5. Department of General Surgery, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, China.