1 Inner Mongolia Medical University, Department of Nuclear Medicine, Affiliated Hospital of Inner Mongolia Medical University, Huhhot North Street, Inner Mongolia, 010050, China.
2 Department of Orthopedic, Affiliated Hospital of Inner Mongolia Medical University, Huhhot North Street, Inner Mongolia, 010051, China.
3 Department of Nuclear Medicine, Affiliated Hospital of Inner Mongolia Medical University, Key Laboratory of Molecular Imaging, Huhhot North Street, Inner Mongolia, 010050, China. Electronic address: nm_xiangcheng@163.com.