1. Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China. (R.W., Z.Z., J.Z., L.Z., M.X.)
2. Clinical Research Center for Medical Imaging in Hubei Province, Wuhan, China (R.W., Z.Z., J.Z., L.Z., M.X.).
3. Hubei Key Laboratory of Molecular Imaging, Wuhan, China (R.W., Z.Z., J.Z., L.Z., M.X.).
4. Department of Cardiovascular Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China. (G.W.)