title: Authors' response.
authors: W Allan
authors: WA
authors: Walker
authors: Rajashri
authors: R
authors: Iyengar
mesh_terms: D001942:Breast Feeding; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology*; D007107:Immune System / Q000254:growth & development*; D007155:Immunologic Factors / Q000378:metabolism*; D008895:Milk, Human / Q000276:immunology*
chemical_list: D007155:Immunologic Factors