1 Department of Internal Medicine, Division of Allergy and Immunology, University of Texas Southwestern Medical Center, Dallas, Tex.
2 Department of Internal Medicine, Division of Rheumatology, Allergy and Immunology, Massachusetts General Hospital, Boston, Mass.
3 Institute for Immunology and Infectious Diseases, Murdoch University, Murdoch, Western Australia; Department of Medicine, Vanderbilt University Medical Center, Nashville, Tenn.
4 Corvallis Clinic, Oregon State University/Oregon Health Science University College of Pharmacy, Corvallis, Ore.
5 Department of Allergy, Asthma and Immunology, Scripps Clinic, San Diego, Calif.
6 Department of Internal Medicine, Division of Immunology, Allergy Section, University of Cincinnati College of Medicine, Cincinnati, Ohio.
7 Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Ontario, Canada; Department of Medicine, McMaster University, Hamilton, Ontario, Canada; The Research Institute of St Joe's Hamilton, Hamilton, Ontario, Canada.
8 Division of Allergy and Immunology, Department of Medicine, Queen's University, Kingston, Ontario, Canada.
9 Division of Allergy and Clinical Immunology, Johns Hopkins University School of Medicine, Baltimore, Md.
10 Food Challenge and Research Unit Section of Allergy and Immunology, Children's Hospital Colorado University of Colorado School of Medicine, Aurora, Colo.
11 Department of Pediatrics, Division of Allergy Pulmonary Medicine, Washington University School of Medicine, St Louis, Mo.
12 Division of Allergy and Immunology, Department of Medicine, University of South Florida Morsani College of Medicine, Tampa, Fla; James A. Haley Veterans Affairs Hospital, Tampa, Fla.
13 Division of Allergy and Immunology, The University of Tennessee Health Science Center, Memphis, Tenn.
14 Division of Allergy, Rutgers New Jersey Medical School, Rutgers, NJ.
15 Division of Allergy, Asthma, and Clinical Immunology, Mayo Clinic in Arizona, Scottsdale, Ariz.
16 Department of Pediatrics, Dartmouth-Hitchcock Medical Center, Lebanon, NH.
17 Division of Allergy and Immunology, Nationwide Children's Hospital, Columbus, Ohio; The Ohio State University College of Medicine, Columbus, Ohio.
18 Nova Southeastern Allopathic Medical School, Fort Lauderdale, Fla.
19 Division of Allergy and Immunology, Department of Pediatrics, The Elliot and Roslyn Jaffe Food Allergy Institute, Icahn School of Medicine at Mount Sinai, New York, NY.