1. Department of Interventional Ultrasound Chinese PLA General Hospital Beijing China
2. Department of Ultrasound Shandong Provincial Qianfoshan Hospital, The First Hospital affiliated with Shandong First Medical University, Shandong University Jinan China
3. Department of Ultrasound The First Affiliated Hospital of Anhui University of Science and Technology, Huainan First People's Hospital Huainan China
4. Department of Neurology The First Affiliated Hospital of Anhui University of Science and Technology, Huainan First People's Hospital Huainan China