1. Department of Oncology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China
2. Nanjing Maternity and Child Health Care Institute, Nanjing Maternity and Child Health Care Hospital, Obstetrics and Gynecology Hospital Affiliated to Nanjing Medical University, Nanjing, China
3. Department of Epidemiology and Biostatistics, Jiangsu Key Laboratory of Cancer Biomarkers, Prevention and Treatment, Cancer Center, School of Public Health, Nanjing Medical University, Nanjing, China
4. Department of Radiation Oncology, The Second Affiliated Hospital, Nanjing Medical University, Nanjing, China
5. State Key Laboratory of Reproductive Medicine, Nanjing Medical University, Nanjing, China