1. Medical Oncology Unit, ‘Madonna del Soccorso’ Hospital, ASUR Marche AV5, San Benedetto del Tronto, Italy
2. Section of Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, Ancona, Italy
3. Medical Oncology Unit, Macerata General Hospital, ASUR Marche AV3, Macerata, Italy Department of Medical Oncology, ‘Duilio Casula’ Polyclinic, Cagliari State University, Cagliari, Italy
4. Department of Medical Oncology, ‘Duilio Casula’ Polyclinic, Cagliari State University, Cagliari, Italy
5. Medical Oncology Unit, Macerata General Hospital, ASUR Marche AV3, Macerata, Italy
6. Department of Surgery, Cordoba University Medical School, Cordoba, Spain
7. Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN, USA
8. Section of Pathological Anatomy, Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, Via Conca 71, Ancona, Marche, I−60126, Italy