1. Department of Gynaecology and Obstetrics, Yijishan Hospital of Wannan Medical College, Wuhu, Anhui, China (mainland)
2. Department of Gynecology and Obstetrics, Yijishan Hospital of Wannan Medical College, Wuhu, Anhui, China (mainland)
3. School of Preclinical Medicine, Wannan Medical College, Wuhu, Anhui, China (mainland)