Department of Gynaecology and Obstetrics, the First Affiliated Hospital of Jinan University, Guangzhou 510630, Guangdong Province, China;
Department of Gynaecology and Obstetrics, the First Affiliated Hospital of Jinan University, Guangzhou 510630, Guangdong Province, China;
Department of Gynaecology and Obstetrics, the First Affiliated Hospital of Jinan University, Guangzhou 510630, Guangdong Province, China;
Department of Gynaecology and Obstetrics, the First Affiliated Hospital of Jinan University, Guangzhou 510630, Guangdong Province, China;
Department of Gynaecology and Obstetrics, the First Affiliated Hospital of Jinan University, Guangzhou 510630, Guangdong Province, China;