1. Department of Radiology, China-Japan Union Hospital of Jilin University, Changchun 130022, Jilin, China
2. Department of Medical Examination, China-Japan Union Hospital of Jilin University, Changchun 130022, Jilin,China
3. Department of Gynecology and Obstetrics, The Second Hospital of Jilin University, Changchun 130041, Jilin, China
4. Department of Ophthalmology, China-Japan Union Hospital of Jilin University, Changchun 130022, Jilin, China
5. Department of Ultrasonography, China-Japan Union Hospital of Jilin University, Changchun 130022, Jilin, China
6. Department of Colorectal and Anal Surgery, The First Hospital of Jilin University, Changchun 130000, Jilin, China