title: Justifying a mechanism-based specialty.
authors.forename: N F
authors.initials: NF
authors.lastname: Adkinson
authors.forename: R R
authors.initials: RR
authors.lastname: Rich
authors.forename: L M
authors.initials: LM
authors.lastname: Lichtenstein
mesh_terms: D000486:Allergy and Immunology / Q000193:education / Q000639:trends*; D018166:Health Care Reform / Q000639:trends*; D006801:Humans; D006967:Hypersensitivity / Q000503:physiopathology*; D012955:Societies, Medical; D014481:United States