1. Department of Pathology and Laboratory Medicine; Hospital of the University of Pennsylvania, Perelman School of Medicine; Philadelphia Pennsylvania
2. Department of Pathology; University of Pittsburgh; Pittsburgh Pennsylvania
3. Departments of Pathology; Massachusetts General Hospital and Harvard Medical School; Boston Massachusetts
4. Department of Oncology; University of Turin; Torino Italy
5. Department of Surgical; Medical and Molecular Pathology, University of Pisa; Pisa Italy
6. Department of Pathology; University of Rome; Rome Italy
7. General and Thyroid and Parathyroid Endocrine Surgery Division, Massachusetts Eye and Ear Infirmary; Boston Massachusetts
8. Division of Endocrinology and Metabolism; New York University School of Medicine; New York New York
9. Division of Endocrinology; Diabetes, and Metabolism, Hospital of the University of Pennsylvania, Perelman School of Medicine; Philadelphia Pennsylvania