1. Department of Dermatology; Tottori University School of Medicine; 36-1 Nishi-machi Yonago 683 Japan
2. Department of Radiology; Tottori University School of Medicine; 36-1 Nishi-machi Yonago 683 Japan
3. Department of Medicine; Matsue Red Cross Hospital; 200 Horo-machi Matsue 690 Japan