Pleuroparenchymal fibroelastosis (PPFE) associated with giant cell arteritis: A coincidence or a novel phenotype? oleh M. Perruzza, E. Fusha, P. Cameli, P.L. Capecchi, E. Selvi, F. Gentili, M.A. Mazzei, S. Aversa, D. Spina, D. Di Lucia, P. Sestini, L. Luzzi, E. Bargagli