1. Division of Rheumatic Diseases, Tokyo Metropolitan Otsuka Hospital
2. Department of Medicine and Physical Therapy, University of Tokyo
3. Institute of Rheumatology, Tokyo Women's Medical College
4. Division of Clinical Immunology. National Clinical Center
5. Institute of Medical Science, University of Tokyo
6. Institute of Mycobacteria Research, Tohoku University
7. Department of Ultrastructure, Psychiatric Research Institute of Tokyo, Japan