1. Department of Ultrasound, The First Affiliated Hospital of Xi’an Jiaotong University, Xi’an, China
2. Department of Medical Ultrasound, Shanghai Tenth People’s Hospital, Shanghai, China
3. Ultrasound Research and Education Institute, Clinical Research Center for Interventional Medicine, Tongji University School of Medicine, Shanghai, China
4. Shanghai Engineering Research Center of Ultrasound Diagnosis and Treatment, Shanghai, China
5. Graduate Department, Bengbu Medical College, Bengbu, China
6. Department of Ultrasound, Hangzhou Hospital of Traditional Chinese Medicine, Hangzhou, China
7. Department of Ultrasound, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China