1. Division of Pediatrics, Department of Human Pathology in Adulthood and Childhood University of Messina Messina Italy
2. Division for Endocrine and Minimally Invasive Surgery, Department of Human Pathology in Adulthood and Childhood University of Messina Messina Italy
3. Section of Pathological Anatomy Department of Human Pathology in Adulthood and Childhood University of Messina Messina Italy
4. Division of Pediatric Surgery, Department of Human Pathology in Adulthood and Childhood University of Messina Messina Italy
5. Nuclear Medicine Unit, Department of Biomedical and Dental Sciences and Morpho‐Functional Imaging University of Messina Messina Italy
6. Division of Pediatric Endocrinology, Department of Public Health and Pediatrics University of Turin, Regina Margherita Children's Hospital Turin Italy