1 Department of Radiology, Minhang Branch, Fudan University Shanghai Cancer Center, Shanghai, China.
2 Department of Radiology, Luchun County People's Hospital of Yunnan Province, Honghe, China.
3 Department of Radiology, Children's Hospital of Fudan University, National Children's Medical Center, Shanghai, China.
4 Department of Radiology, Fudan University Shanghai Cancer Center, Department of Oncology, Shanghai Medical College, Fudan University, Shanghai, China.