title: Chronic hypersensitivity pneumonitis in the setting of definite IPF: does the current study undermine IPF guideline recommendations?
authors.affiliation: Interstitial Lung Disease Unit, Royal Brompton Hospital, London SW3 6LR, UK. Electronic address: a.wells@rbh.nthames.nhs.uk.
authors.forename: Athol U
authors.initials: AU
authors.lastname: Wells
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000175:diagnosis*; D005260:Female; D006801:Humans; D054990:Idiopathic Pulmonary Fibrosis / Q000175:diagnosis*; D008168:Lung / Q000000981:diagnostic imaging* / Q000473:pathology*; D008297:Male; D011859:Radiography