1. Department of Talent HighlandFirst Affiliated Hospital of Xi'an Jiao Tong University Xian China
2. Department of General SurgeryFirst Affiliated Hospital of Xi'an Jiao Tong University Xian China
3. Department of GastroenterologyFirst Affiliated Hospital of Xi'an Jiaotong University Xi'an Shaanxi China
4. Department of Ultrasound, Xijing HospitalFourth Military Medical University Xi'an Shaanxi China
5. Department of Endocrinology and MetabolismWest China Hospital of Sichuan University Chengdu China