1 Department of Radiology, The Third Hospital of Baogang Group, Baotou, Inner Mongolia, China.
2 Department of Radiology, Affiliated Hospital of Inner Mongolia Medical University, Huhhot, Inner Mongolia, 010050, China.
3 Department of Radiology, Affiliated Hospital of Inner Mongolia Medical University, Huhhot, Inner Mongolia, 010050, China. Electronic address: 492608424@qq.com.