1. Department of Liver Diseases and Digestive Interventional Radiology, National Clinical Research Center for Digestive Diseases and Xijing Hospital of Digestive Diseases; Fourth Military Medical University; Xi’an China
2. Department of Digestive Endoscopy, National Clinical Research Center for Digestive Diseases and Xijing Hospital of Digestive Diseases; Fourth Military Medical University; Xi’an China
3. Department of Ultrasound, National Clinical Research Center for Digestive Diseases and Xijing Hospital of Digestive Diseases; Fourth Military Medical University; Xi’an China
4. Department of Pathology; Xijing Hospital, Fourth Military Medical University; Xi’an China
5. State Key Laboratory of Cancer Biology, National Clinical Research Center for Digestive Diseases and Xijing Hospital of Digestive Diseases; Fourth Military Medical University; Xi’an China