Carratalà, JordiVidaller Palacín, AntonioMañá Rey, Juan Ma.Manresa, FedericoFernández Nogués, Fernando2012-03-052012-03-0519890003-4967https://hdl.handle.net/2445/22436Letters: SIR, An association between polyarteritis nodosa and idiopathic pulmonary fibrosis has been reported in only four cases."' We describe two cases with histological evidence of this association.2 p.application/pdfeng(c) BMJ Publishing Group Ltd, 1989Fibrosi pulmonarArteritisEstudi de casosPulmonary fibrosisArteritisCase studiesinfo:eu-repo/semantics/article43023info:eu-repo/semantics/openAccess2573319