1 Department of Radiology, The Affiliated Hospital of Inner Mongolia Medical University, Huhhot, 010050, Inner Mongolia, China.
2 The First Clinical Medical College of Inner Mongolia Medical University, Huhhot, 010050, Inner Mongolia, China.
3 Department of Radiology, The Affiliated Hospital of Inner Mongolia Medical University, Huhhot, 010050, Inner Mongolia, China. Electronic address: 281005117@qq.com.