| Affiliation: | 1. Department of Women Health Care, Nanjing Maternal and Child Health Institute, Women's Hospital of Nanjing Medical University, The Affiliated Obstetrics and Gynecology Hospital of Nanjing Medical University, Nanjing Maternity and Child Health Care Hospital, Nanjing, China;2. School of Information Management, Nanjing University, Nanjing, China;3. State Key Laboratory of Reproductive Medicine, Institute of Toxicology, Nanjing Medical University, Nanjing, China;4. Jiangping Wu, Nanjing Maternity and Child Health Care Hospital, No.123 Tian Feixiang, Mo Chou Road, Nanjing 210004, China. |
