1. Office of Environmental Health Hazard Assessment, California Environmental Protection Agency, Oakland, California, USA
2. School of Public Health, University of California, Berkeley, Berkeley, California, USA
3. Sequoia Foundation, La Jolla, California, USA
4. Environmental Health Investigations Branch, California Department of Public Health, Richmond, California, USA
5. Division of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
6. Pediatric Environmental Health Specialty Unit, University of California, San Francisco, San Francisco, California, USA
7. Section of Endocrinology, Diabetes, and Nutrition, Boston University School of Medicine, Boston, Massachusetts, USA
8. Division of Research, Kaiser Permanente Northern California, Oakland, California, USA
9. Department of Lab Medicine, University of Washington, Seattle, Washington, USA