1. Department of Medicine, Division of Rheumatology
2. Department of Dermatology, Johns Hopkins University School of Medicine, Baltimore, MD 21224
3. Arthritis and Rheumatism Branch, National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, MD 20892
4. Department of Neuropathology, Armed Forces Institute of Pathology, Washington DC 20306
5. Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, MD 21224
6. Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, MD 21224
7. Department Cell Biology and Anatomy, Johns Hopkins University School of Medicine, Baltimore, MD 21224