1. Epidemiology Branch, National Institute of Environmental Health Sciences (NIEHS), National Institutes of Health (NIH), Department of Health and Human Services (DHHS), Research Triangle Park, North Carolina, USA
2. Department of Epidemiology, UNC Gillings School of Global Public Health, Chapel Hill, North Carolina, USA
3. Exposure Assessment Applications, LLC, Arlington, Virginia, USA
4. Stewart Exposure Assessments, LLC, Arlington, Virginia, USA