1. Research Center for Environmental MedicineKaohsiung Medical University Kaohsiung Taiwan
2. Department of Laboratory MedicineKaohsiung Municipal Hsiao‐Kang Hospital Kaohsiung Taiwan
3. Department of Gynecology and ObstetricsKaohsiung Municipal Hsiao‐Kang Hospital Kaohsiung Taiwan
4. Department of Gynecology and Obstetrics,E‐Da Hospital, Kaohsiung Taiwan
5. School of Medicine,College of Medicine, I‐Shou University, Kaohsiung Taiwan
6. Department of Public Health, College of Health SciencesKaohsiung Medical University Kaohsiung Taiwan
7. Graduate Institute of Clinical MedicineKaohsiung Medical University Kaohsiung Taiwan
8. Department of Community Medicine,Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung Taiwan