1 Section of Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, Via Conca 71, 60126, Ancona, Italy. r.montironi@univpm.it.
2 Section of Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, Via Conca 71, 60126, Ancona, Italy.
3 Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN, USA.
4 Department of Morphological Sciences, Cordoba University Medical School, Cordoba, Spain.