1. Department of Dermatologic Oncology; National Cancer Center Hospital; Tokyo Japan
2. Dermatology Division; Shizuoka Cancer Center Hospital; Shizuoka Japan
3. Department of Dermatology; Shinshu University School of Medicine; Nagano Japan
4. Department of Dermatology; Asahikawa Medical University; Hokkaido Japan
5. Department of Dermatology; University of Tsukuba Hospital; Ibaraki Japan
6. Department of Dermatology; Niigata Cancer Center Hospital; Niigata Japan
7. Department of Dermatology; Okayama University Graduate School of Medicine; Dentistry and Pharmaceutical Sciences; Okayama Japan
8. Department of Dermatology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
9. Department of Dermatology and Plastic Surgery; Faculty of Life Sciences; Kumamoto University; Kumamoto Japan
10. Department Medical Oncology/Hematology; Kobe University Graduate School of Medicine; Hyogo Japan