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Fraquelli M, Conte D, Cammà C, Casazza G, Di Bona D, Rebulla P, Prati D.Fraquelli M, et al. Among authors: casazza g.Dig Liver Dis. 2004 Aug;36(8):533-8. doi: 10.1016/j.dld.2004.02.011.Dig Liver Dis. 2004.PMID: 15334774
Fraquelli M, Colli A, Casazza G, Paggi S, Colucci A, Massironi S, Duca P, Conte D.Fraquelli M, et al. Among authors: casazza g.Radiology. 2005 Jul;236(1):95-101. doi: 10.1148/radiol.2361040799.Radiology. 2005.PMID: 15987966