1. Department of Pediatrics, University of Washington, Seattle, Washington;
2. Department of Pediatrics, Washington University, Washington, District of Columbia;
3. Catholic Health Initiative St. Alexius Health, Minot, North Dakota;
4. Department of Pediatrics, University of California, San Diego, San Diego, California;
5. School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin;
6. Department of Pediatrics, Yale University, New Haven, Connecticut;
7. Department of Pediatrics, University of Arizona, Tucson, Arizona;
8. Department of Pediatrics, University of Louisville, Louisville, Kentucky;
9. Department of Pediatrics, University of Vermont, Burlington, Vermont;
10. Department of Pediatric Neurology, Boston University, Boston, Massachusetts;
11. Universidad Dr. Jose Matias Delgado, Antiguo Cuscatlán, La Libertad, El Salvador; and
12. Section on International Child Health, American Academy of Pediatrics, Los Altos Hills, California