1 Department of Radiology, The Third Affiliated Hospital of Southern Medical University (Academy of Orthopedics Guangdong Province), Guangzhou, Guangdong 510630, China.
2 Department of Radiology, Foshan Hospital of Traditional Chinese Medicine, Foshan, Guangdong 528000, China.
3 School of Biomedical Engineering, Southern Medical University, Guangzhou, Guangdong 510515, China.
4 Guangdong Provincial Key Laboratory of Medical Image Processing, Southern Medical University, Guangzhou, Guangdong 510515, China.
5 Guangdong Province Engineering Laboratory for Medical Imaging and Diagnostic Technology, Southern Medical University, Guangzhou, Guangdong 510515, China.