Appl Immunohistochem Mol Morphol 2017 Nov/Dec;25(10):e95-e99
*Pathology Unit, University Hospital Policlinico of Modena, Modena †Pathology Unit, Arcispedale S. Maria Nuova/I.R.C.C.S., Reggio Emilia ‡Department of Pathology, Catholic University of The Sacred Heart Rome, Italy.