1. Department of Endocrine Surgery, Cleveland Clinic, Cleveland, Ohio.
2. Division of Endocrinology, Mayo Clinic, Jacksonville, Florida.
3. Department of Endocrine Surgery, Weill Cornell Medical College/New York Presbyterian Hospital, New York, New York.
4. Endocrine Oncology Branch, National Cancer Institutes of Health, Bethesda, Maryland.
5. Department of Head and Neck Surgery, Memorial Sloan-Kettering Cancer Center, New York, New York.
6. Department of Otolaryngology—Head and Neck Surgery, University of Arkansas for Medical Sciences, Little Rock, Arkansas.
7. Division of Endocrine Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania.
8. Department of Otolaryngology—Head and Neck Surgery, University Hospital, Cincinnati, Ohio.
9. Department of Otolaryngology, Augusta University, Augusta, Georgia.