[1] Univ Palermo, Inst Legal Med, Dept Hlth Promot Mother & Child Care, Internal Med & Med Specialties, Via Vespro 129, I-90100 Palermo, Italy
[2] Univ Palermo, Gen Surg Dept, Dept Surg Oncol & Oral Sci, Via Vespro 129, I-90100 Palermo, Italy
[3] Univ Palermo, Pathol Anat Dept, Dept Hlth Promot Mother & Child Care, Internal Med & Med Specialties, Via Vespro 129, I-90100 Palermo, Italy