| Affiliation: | 1. Department of Ultrasound, Qianfoshan Hospital, Affiliated With Shandong University, Jinan, China;2. Department of Medical Imaging, Shandong Provincial Corps Hospital of Chinese People's, Armed Police Force, Jinan, China;3. Department of Pathology, Qianfoshan Hospital, Affiliated With Shandong University, Jinan, China;4. Department of Obstetrics and Gynecology, Qianfoshan Hospital, Affiliated With Shandong University, Jinan, China;5. Department of Medical Imaging, Qianfoshan Hospital, Affiliated With Shandong University, Jinan, China |
