1. Epidemiology Branch, National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC, USA
2. Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, NC, USA
3. Clinical Research Branch, National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC, USA
4. Biostatistics and Computational Biology Branch, National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC, USA
5. Stewart Exposure Assessments, LLC, Arlington, VA, USA
6. Exposure Assessment Applications, LLC, Arlington, VA, USA
7. Social & Scientific Systems Inc., Durham, NC, USA