1 Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, 1277 Jiefang Avenue, Wuhan 430022, China.
2 Clinical Research Center for Medical Imaging in Hubei Province, 1277 Jiefang Avenue, Wuhan 430022, China.
3 Hubei Province Key Laboratory of Molecular Imaging, 1277 Jiefang Avenue, Wuhan 430022, China.