1. Ueo Dermatology Clinic; Saiki Oita 876-0831 Japan
2. Department of Dermatology; Kurume University School of Medicine, and Kurume University Institute of Cutaneous Cell Biology; Kurume Fukuoka 830-0011 Japan
3. Department of Dermatology; Faculty of Medicine; Oita University; Hasama Yufu Oita 879-5593 Japan