1. Department of Preventive Medicinethe Fifth Affiliated Hospital of Sun Yat‐sen University Zhuhai Guangdong Province China
2. Jiang Mei Li Gynecological clinic Xinzhu Taiwan
3. Department of General Surgerythe Fifth Affiliated Hospital of Sun Yat‐sen University Zhuhai Guangdong Province China
4. Department of Dermatologythe Fifth Affiliated Hospital of Sun Yat‐sen University Zhuhai Guangdong Province China