1. 1Academic Center for Thyroid Diseases, Department of Internal Medicine, Rotterdam, The Netherlands
2. 2Academic Center for Thyroid Diseases, Department of Pathology, Rotterdam, The Netherlands
3. 3Academic Center for Thyroid Diseases, Department of Surgery, Rotterdam, The Netherlands
4. 4Academic Center for Thyroid Diseases, Department of Radiology and Nuclear Medicine, Erasmus Medical Center, Rotterdam, The Netherlands