1. Department of Thyroid Surgery, Second Affiliated Hospital of Nanchang University, Nanchang, China
2. The Second Clinical Medicine College, Medical Department, Nanchang University, Nanchang, China
3. The Queen of Mary College, Medical Department, Nanchang University, Nanchang, China
4. Department of Gastrointestinal Surgery, The First Affiliated Hospital of Nanchang University, Nanchang, China