1. Department of Gynecology, Hangzhou Xiaoshan District Hospital of Traditional Chinese Medicine, Hangzhou, Zhejiang, China
2. Department of Traditional Chinese Medicine, Maternal and Child Health Care Hospital of Zhuji, Zhuji, Zhejiang, China
3. Gynaecologic Department of Traditional Chinese Medicine, Hangzhou Hospital of Traditional Chinese Medicine, Hangzhou, Zhejiang, China