1. US Environmental Protection Agency; Office of Research and Development, National Health and Environmental Effects Research Laboratory; Narragansett Rhode Island
2. US Environmental Protection Agency; Office of Research and Development, Safe and Sustainable Water Resources Research Program; Research Triangle Park North Carolina
3. US Environmental Protection Agency; Office of Research and Development, National Center for Environmental Assessment; Cincinnati Ohio
4. US Environmental Protection Agency; Office of Research and Development, Office of the Science Advisor; Washington DC
5. US Environmental Protection Agency; Office of Chemical Safety and Pollution Prevention, Office of Pollution Prevention and Toxics; Washington DC
6. US Environmental Protection Agency; Office of Chemical Safety and Pollution Prevention, Office of Pesticide Programs; Washington DC
7. US Environmental Protection Agency; Office of Air and Radiation, Office of Air Quality Planning and Standards; Research Triangle Park North Carolina
8. US Environmental Protection Agency; Region 2, Clean Air and Sustainability Division; New York New York
9. US Environmental Protection Agency; Office of Research and Development, National Health and Environmental Effects Research Laboratory; Gulf Breeze Florida
10. US Environmental Protection Agency; Office of Solid Waste and Emergency Response, Office of Superfund Remediation and Technology Innovation; Washington DC