1. Department of Basic Medical Sciences, Neuroscience, and Sense Organs, Section of Human Anatomy and Histology, University of Bari, Bari, Italy;
2. Department of Biomedical Sciences and Human Oncology, University of Bari “A. Moro”, Bari, Italy;
3. Department of Biomedical Science, University of Foggia, Foggia, Italy; and
4. Nephrology, Dialysis, and Transplantation Unit, Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy