title: The alveolar macrophage and hypersensitivity pneumonitis.
authors.forename: J N
authors.initials: JN
authors.lastname: Fink
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000209:etiology / Q000276:immunology / Q000503:physiopathology*; D006801:Humans; D007107:Immune System / Q000502:physiology; D008264:Macrophages / Q000502:physiology*; D011650:Pulmonary Alveoli / Q000473:pathology / Q000503:physiopathology*; D012130:Respiratory Hypersensitivity / Q000150:complications / Q000276:immunology / Q000503:physiopathology*