1. Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland, USA
2. Department of Environmental and Radiological Health Sciences, Colorado State University, Fort Collins, Colorado, USA
3. Westat, Inc., Rockville, Maryland, USA
4. U.S. Geological Survey NH-VT Water Science Center, Pembroke, New Hampshire, USA
5. Information Management Services, Inc., Silver Spring, Maryland, USA
6. Maine Center for Disease Control and Prevention, Augusta, Maine, USA
7. Dartmouth Medical School, Hanover, New Hampshire, USA
8. Division of Health Protection, Vermont Department of Health, Burlington, Vermont, USA
9. New Hampshire Cancer Registry, Concord, New Hampshire, USA
10. KP Cantor Environmental, LLC, Silver Spring, Maryland, USA