1. Suzhou Medical College, Soochow University, Suzhou 215123, China
2. State Key Laboratory of Radiation Medicine and Protection, School for Radiological and Interdisciplinary Sciences (RAD-X) and Collaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions, Suzhou Medical College of Soochow University, Suzhou 215123, China
3. Suzhou High School of Jiangsu Province, Suzhou 215007, China
4. Department of Oral and Maxillofacial Surgery, Suzhou Stomatological Hospital, Suzhou 215000, China