1. Department of Endocrine Surgery, Nippon Medical School
2. Department of Cytology, Kanaji Thyroid Hospital
3. Laboratory of Biological Macromolecules, Department of Applied Life Sciences, Graduate School of Life & Environmental Sciences, Osaka Prefecture University
4. Department of Integrated Diagnostic Pathology, Nippon Medical School
5. Department of Diagnostic Pathology, Nippon Medical School Musashi Kosugi Hospital
6. Department of Otolaryngology, Head and Neck Surgery, Nippon Medical School
7. Department of Otolaryngology, Tokyo Women's Medical University
8. Department of Diagnostic Pathology, Teikyo University Mizonokuchi Hospital
9. Department of Endocrine Surgery, Kanaji Thyroid Hospital