1. Thyroid & Endocrine Center of Florida Sarasota Florida USA
2. Cedars‐Sinai Medical Center Los Angeles California USA
3. Jackson Thyroid & Endocrine Clinic Jackson Mississippi USA
4. University of Michigan Ann Arbor Michigan USA
5. Massachusetts General Hospital and Harvard Medical School Boston Massachusetts USA
6. University of Arkansas for Medical Sciences Little Rock Arkansas USA
7. Interpace Diagnostics Parsippany New Jersey USA