1. Women's Hospital, Hangzhou Normal University (Hangzhou Women's Hospital), Hangzhou, Zhejiang Province, China
2. Department of General Gynecology, Women’s Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province, China
3. Department of Surgical Pathology, Women’s Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province