1. Department of Global Health, Boston University School of Public Health, Boston, Massachusetts
2. athenahealth Inc, Watertown, Massachusetts
3. Robert Wood Johnson Foundation, Princeton, New Jersey
4. Section of General Internal Medicine, Boston University School of Medicine, Boston, Massachusetts
5. Department of Community Health Sciences, Boston University School of Public Health, Boston, Massachusetts
6. Department of Biostatistics, Boston University School of Public Health, Boston, Massachusetts
7. Section of Rheumatology, Boston University School of Medicine, Boston, Massachusetts
8. Department of Epidemiology, Boston University School of Public Health, Boston, Massachusetts