1. Department of Anatomic Pathology, Moffitt Cancer Center, Tampa, Florida.
2. Thyroid, Head and Neck Cancer (THANC) Foundation, New York, New York.
3. Department of Pathology, Laboratory Medicine Program, University Health System, Toronto, Canada.
4. Department of Pathology and Laboratory Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.
5. Department of Pathology, Massachusetts General Hospital, Boston, Massachusetts.
6. Department of Pathology, Memorial Sloan–Kettering Cancer Center, New York, New York.
7. Department of Pathology and Laboratory Medicine, University of Wisconsin, Madison, Wisconsin.
8. Department of Pathology, The University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania.
9. Department of Pathology, Medical College of Wisconsin, Milwaukee, Wisconsin.
10. Department of Pathology, Woodland Hills Medical Center, Woodland Hills, California.
11. Department of Pathology, New York-Presbyterian/Columbia, New York, New York.
12. Department of Otolaryngology—Head and Neck Surgery, Mount Sinai Beth Israel, New York, New York.