1. Department of Dermatology International University of Health and Welfare Chiba Japan
2. Department of Pathology International University of Health and Welfare Chiba Japan
3. Department of Hematology International University of Health and Welfare Chiba Japan
4. Department of Radiology International University of Health and Welfare Chiba Japan
5. Division of Pathology Cancer Institute, Japanese Foundation for Cancer Research Tokyo Japan
6. Pathology Project of Molecular Targets Cancer Institute, Japanese Foundation for Cancer Research Tokyo Japan
7. Department of Pathology Cancer Institute Hospital, Japanese Foundation for Cancer Research Tokyo Japan