1. University of Vermont College of Medicine, Burlington, Vermont;
2. University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma;
3. Centers for Disease Control and Prevention, Atlanta, Georgia;
4. Children’s Research Triangle, Chicago, Illinois;
5. University of Florida, Gainesville, Florida;
6. Emory University, Atlanta, Georgia;
7. Weill Cornell Medical College, New York, New York;
8. University of North Carolina, Chapel Hill, North Carolina;
9. Western Michigan University, Portage, Michigan; and
10. Yale Medical School, New Haven, Connecticut