1. Department of Gynecology, Liuzhou Traditional Chinese Medical Hospital, Liuzhou, Guangxi Zhuang Autonomous Region, China
2. Preventive Treatment of Disease Center, Liuzhou Traditional Chinese Medical Hospital, Liuzhou, Guangxi Zhuang Autonomous Region, China
3. Department of Physical Examination, Liuzhou Traditional Chinese Medical Hospital, Liuzhou, Guangxi Zhuang Autonomous Region, China.