1. Department of Ultrasonography, Shengli Clinical College of Fujian Medical University, Fuzhou No.7 Hospital, Fuzhou, China
2. Department of Ultrasonography, The First Affiliated Hospital of Fujian Medical University, Fuzhou, China
3. Department of Pathology, The First Affiliated Hospital, Fujian Medical University, Fuzhou, China
4. Department of Ultrasonography, Shengli Clinical College of Fujian Medical University, Fuzhou, China