1. School of Medicine, Nankai University, Tianjin, China
2. Department of Interventional Ultrasound, Chinese PLA General Hospital, Beijing, China
3. Department of Minimal invasive intervention, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, Guangdong Province, China
4. Department of Ultrasonic imaging, First Affiliated Hospital of Hunan University of Chinese Medicine, Changsha, Hunan Province, China