Lynch, D A Can CT distinguish hypersensitivity pneumonitis from idiopathic pulmonary fibrosis? [electronic resource] - AJR. American journal of roentgenology Oct 1995 - 807-11 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0361-803X Standard No.: 10.2214/ajr.165.4.7676971 doi Subjects--Topical Terms: Alveolitis, Extrinsic Allergic--diagnostic imagingBiopsyChronic DiseaseDiagnosis, DifferentialFemaleHumansLung--diagnostic imagingMaleMiddle AgedPulmonary Fibrosis--diagnostic imagingRetrospective StudiesTomography, X-Ray Computed