1. Surgical, Medical and Dental Department of Morphological Sciences, Section of Nephrology, University of Modena and Reggio Emilia, Modena, Italy
2. Divisione di Nefrologia, Dialisi e Trapianto Renale, Dipartimento di Medicina e Specialitá Mediche, Policlinico di Modena, Modena, Italy
3. Department of Oncology and Haematology, Section of Transfusion Medicine, University of Modena and Reggio Emilia, Modena, Italy