1. Department of Diagnostic and Therapeutic Ultrasonography, Tianjin Medical University Cancer Institute and Hospital, Tianjin, China (mainland)
2. Department of Thyroid and Neck Cancer, Tianjin Medical University Cancer Institute and Hospital, Tianjin, China (mainland)
3. College of Intelligence and Computing, Tianjin University, Tianjin Key Laboratory of Cognitive Computing and Application, Tianjin Key Laboratory of Advanced Networking, Tianjin, China (mainland)
4. Department of Ultrasonography, Cangzhou Hospital of Integrated Traditional Chinese and Western Medicine of Hebei Province, Cangzhou, Hebei, China (mainland)
5. Department of Ultrasonography, The Fifth Central Hospital of Tianjin, Tianjin, China (mainland)
6. Department of Ultrasonography, Integrated Traditional Chinese and Western Medicine Hospital, Jilin City, Jilin, China (mainland)