1. Division of Anatomic Pathology and Histology Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS Rome Italy
2. Division of Endocrinology Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS Rome Italy
3. Division of Endocrine Surgery Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS Rome Italy
4. Department of Pathology University of Pittsburgh Medical Center Pittsburgh Pennsylvania