1. Department of Medical Imaging, Licheng District People’s Hospital, Jinan, Shandong, China (mainland)
2. Department of Medical Imaging, Linyi Luozhuang Central Hospital, Linyi, Shandong, China (mainland)
3. Department of Radiology, Linyi Luozhuang Central Hospital, Linyi, Shandong, China (mainland)
4. Department of Radiology, Jining No. 1 People’s Hospital, Jining, Shandong, China (mainland)