1. Department of Thyroid Surgery, the First Hospital of China Medical University, Shenyang, China.
2. The Thyroid Section, Division of Endocrinology, Diabetes, and Hypertension, The Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.
3. Department of Surgery, The Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.
4. Department of Pathology, The Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.
5. Department of Radiology, The Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.