title: Reply.
authors.affiliation: Elliot and Roslyn Jaffe Food Allergy Institute, Division of Allergy and Immunology, Department of Pediatrics, Mount Sinai School of Medicine, New York, NY.
authors.forename: Jay A
authors.initials: JA
authors.lastname: Lieberman
authors.forename: Amanda L
authors.initials: AL
authors.lastname: Cox
authors.forename: Michelle
authors.initials: M
authors.lastname: Vitale
authors.forename: Hugh A
authors.initials: HA
authors.lastname: Sampson