1. Department of Interventional Ultrasound; The General Hospital of Chinese People's Liberation Army; Beijing China
2. Department of Ultrasound; Tianjin Medical University General Hospital; Tianjin China
3. Department of Cardiovascular; The General Hospital of Chinese People's Liberation Army; Beijing China
4. Department of Medical Ultrasound, Division of Interventional Ultrasound; The First Affiliated Hospital of Sun Yat-sen University; Guangzhou Guangdong China
5. Department of Interventional Radiology; The General Hospital of Chinese People's Liberation Army; Beijing China
6. Department of Cardiovascular Surgery; Tianjin Medical University General Hospital; Tianjin China