1. Department of Dermatology, Graduate School of Medical Sciences, Kyushu University
2. Reserch and Clinical Center for Yusho and Dioxin, Kyushu University Hospital
3. Tenjin Takei Dermatology Clinic
4. Takahara Dermatology Clinic
5. Department of Dermatology, Kanazawa Medical University
6. Matsuda Dermatology Clinic