1. Department of Preventive Medicine, BK21 Research Division for Medicine, Ewha Womans University, Korea.
2. Korean women's Environmental Network, Korea.
3. Department of Preventive Medicine, Dankook University Medical College and Research Institute of Children's Health and Environment, Dankook Medical Center, Korea.
4. Department of Preventive Medicine, Seoul National University College of Medicine, Korea.
5. Taean Institute of Environmental Health, Korea.
6. Department of Social and Preventive Medicine, Sungkyunkwan University School of Medicine, Korea.
7. School of chemical, Seoul National University College of Medicine, Korea.