1. Kaohsiung Medical University, Graduate Institute of Medicine, College of Medicine,
Kaohsiung, Taiwan
2. Kaohsiung Medical University, Kaohsiung Medical University Hospital, Department of Obstetrics and Gynecology,
Kaohsiung, Taiwan
3. Kaohsiung Chang-Gung Memorial Hospital and Chang-Gung University, College of Medicine, Department of Obstetrics and Gynecology,
Kaohsiung, Taiwan
4. Kaohsiung Medical University, College of Medicine, Faculty of Medicine,
Kaohsiung, Taiwan
5. Kaohsiung Medical University, Kaohsiung Medical University Hospital, Division of Neurosurgery, Department of Surgery,
Kaohsiung, Taiwan
6. Kaohsiung Medical University, College of Health Sciences, Department of Public Health,
100 Shih-Chuan 1st RD, Kaohsiung, 80708, Taiwan ;
7. National Health Research Institute, Division of Environmental Health and Occupational Medicine,
Miaoli, Taiwan