1. Department of Laboratory Medicine and Jiangsu Key Laboratory for Molecular Medicine, Nanjing Drum Tower Hospital, Nanjing University Medical School , Jiangsu, China
2. Department of Obstetrics and Gynecology, Nanjing Drum Tower Hospital, Nanjing University Medical School , Jiangsu, China
3. Department of Infectious Diseases, Nanjing Drum Tower Hospital, Nanjing Medical University , Jiangsu, China