1. Department of Dermatology; National Suruga Sanatorium; Shizuoka Japan
2. Department of Dermatology; National Center for Global Health and Medicine; Tokyo Japan
3. Department of Dermatology; Nagoya University Graduate School of Medicine; Nagoya Japan
4. West Yokohama Sugawara Dermatology Clinic; Yokohama Japan
5. Department of Clinical Laboratory Science; Faculty of Medical Technology; Teikyo University; Tokyo Japan
6. Leprosy Research Center; National Institute of Infectious Diseases; Tokyo Japan
7. Department of Control of Neglected Tropical Diseases; World Health Organization; Geneva Switzerland