1. Division of Allergy and Immunology, Department of Pediatrics, Duke University Medical Center, Durham, North Carolina;
2. Division of Allergy and Immunology, Department of Pediatrics, University of Arkansas for Medical Sciences and Arkansas Children's Hospital, Little Rock, Arkansas;
3. Division of Rheumatology, Immunology and Allergy, Brigham and Women's Hospital and Department of Medicine, Harvard Medical School, Boston, Massachusetts;
4. Elliot and Roslyn Jaffe Food Allergy Institute, Division of Allergy and Immunology, Department of Pediatrics, Mount Sinai School of Medicine, New York, New York;
5. Division of Allergy and Immunology, Department of Pediatrics, Johns Hopkins University Medical Center, Baltimore, Maryland; and
6. Division of Allergy and Immunology, Cincinnati Children's Hospital Medical Center, University of Cincinnati, Cincinnati, Ohio