1. Department of Dermatology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences
2. Department of Dermatology, Mitoyo General Hospital
3. Okada Orthopedics and Dermatology Clinic
4. Konohana Dermatology Clinic
5. Department of Diagnostic Pathology, Okayama University Hospital
6. Department of Pathology, Tokyo Metropolitan Cancer and Infectious Disease Center Komagome Hospital
7. Department of Pathology, Itabashi Central Laboratory
8. Department of Diagnostic Pathology, Shizuoka Cancer Center Hospital
9. Department of Diagnostic Pathology and Cytology,Osaka International Cancer Institute
10. Department of Dermatology, Hyogo Cancer Center