1. Department of Dermatology; Division of Medicine; Faculty of Medical Sciences; University of Fukui; Fukui Japan
2. Department of Dermatology; JCHO Fukui Katsuyama General Hospital; Fukui Japan
3. Department of Nursing; JCHO Fukui Katsuyama General Hospital; Fukui Japan
4. Department of Clinical Examination; JCHO Fukui Katsuyama General Hospital; Fukui Japan