1. Department of Radiology, University of Alabama at Birmingham, Birmingham, Alabama, USA.
2. Department of Head and Neck Surgery, University of Texas MD Anderson Cancer Center, Head and Neck Surgery, Houston, Texas, USA.
3. Division of Endocrinology, Department of Medicine, University of Florida, Gainsville, Florida, USA.
4. Division of Endocrinology, Department of Medicine, Cedars Sinai Medical Center, Los Angeles, California, USA.