1. 1Department of Epidemiology, University of Washington, Seattle, Washington.
2. 2Departments of Epidemiology and Medicine, University of North Carolina Chapel Hill, Chapel Hill, North Carolina.
3. 3Center for Public Health Genomics, Department of Public Health Sciences, University of Virginia, Charlottesville, Virginia.
4. 4The Institute for Translational Genomics and Population Sciences, Department of Pediatrics, The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center, Torrance, California.
5. 5Department of Pathology and Laboratory Medicine, University of Vermont, Burlington, Vermont.
6. 6Public Health Sciences Division, Fred Hutchinson Cancer Research Center, Seattle, Washington.
7. 7Department of Biostatistics, University of Michigan, Ann Arbor, Michigan.
8. 8Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
9. 9School of Medicine, Vanderbilt University, Nashville, Tennessee.
10. 10Department of Biostatistics, University of Washington, Seattle, Washington.
11. 11Department of Occupational and Environmental Health Sciences, Seattle, Washington.