Guarnieri, G.F.; Toigo, G.; Situlin, R.; Del Bianco, M.A.; Crapesi, L.; Zanettovich, A.; Guarnieri, G.F., Institute of Medical Pathology, University of Trieste, Italy; Toigo, G., Institute of Medical Pathology, University of Trieste, Italy; Situlin, R., Institute of Medical Pathology, University of Trieste, Italy; Del Bianco, M.A., Institute of Medical Pathology, University of Trieste, Italy; Crapesi, L., Institute of Medical Pathology, University of Trieste, Italy; Zanettovich, A., Institute of Medical Pathology, University of Trieste, Italy