1. Central Laboratory and Department of Medical Ultrasound, Sichuan Academy of Medical Sciences, Sichuan Provincial People’s Hospital, University of Electronic Science and Technology of China, No. 32, West Second Section, First Ring Road, Chengdu 610072, Sichuan, P. R. China
2. Central Laboratory and Department of Medical Ultrasound, Shanghai Tenth People’s Hospital, Tongji University School of Medicine, Tongji University, No. 301 Yan-chang-zhong Road, Shanghai 200072, P. R. China
3. National Center for International Research of Bio-targeting Theranostics, Guangxi Key Laboratory of Bio-targeting Theranostics, Guangxi Medical University, No. 22 Shuangyong Road, Nanning 530021, Guangxi, P. R. China