1. Department of Radiology, Third Hospital of Shanxi Medical University, Shanxi Bethune Hospital, Taiyuan 030032, China
2. College of Pharmacy, Shanxi Medical University, Taiyuan 030001, China
3. Stomatological Department, Taiyuan Municipal No. 2 People’s Hospital, Taiyuan 030002, China
4. The Radiology Department of Shanxi Provincial People’s Hospital, The Fifth Hospital of Shanxi Medical University, Taiyuan 030001, China