title: Hypersensitivity pneumonitis: a commentary.
authors.affiliation: Department of Pathology, University of Massachusetts Medical School, Worcester, USA. frairea@ummhc.org
authors.forename: Armando E
authors.initials: AE
authors.lastname: Fraire
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000276:immunology / Q000473:pathology; D006801:Humans