1. Environmental Autoimmunity Group, Program of Clinical Research, National Institute of Environmental Health Sciences, National Institutes of Health, US Department of Health and Human Services; Bethesda MD
2. NIEHS, NIH; Bethesda MD
3. Cincinnati Children's Hospital Medical Center; Cincinnati OH
4. The Myositis Association; Alexandria VA
5. Malley Research Programming, Inc; Bethesda MD
6. Social and Scientific Systems, Inc.; Durham NC
7. NIEHS, NIH, Research Triangle Park; NC
8. Environmental Autoimmunity Group, NIEHS, NIH; Bethesda MD