1. Department of Radiology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
2. Department of Gastrointestinal Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China