1. Department of Obstetrics and Gynecology, People’s Hospital of Chongqing Banan District, Banan Hospital of Chongqing Medical University, Chongqing, China
2. Department of Obstetrics and Gynecology, Liaocheng People’s Hospital and Liaocheng Clinical School of Shandong First Medical University, Shandong, Liaocheng, China
3. School of Clinical Medicine, Chongqing Medical and Pharmaceutical College, Chongqing, China
4. Chongqing Engineering Research Center of Pharmaceutical Sciences, Chongqing, China