Li Hong-Jun, Li Yun-Fang, Li Ning, Mi Hai-Feng, Cheng Jing-Liang
Department of Diagnostic Radiology, the First Affiliated Hospital, Zhengzhou University, Zhengzhou, Henan 450052, China; Department of Radiology, Affiliated Beijing You'an Hospital, Capital Medical University, Beijing 100069, China.
Chin Med J (Engl). 2013 Nov;126(22):4371-9.