1. Department of Internal Medicine; University of Michigan Hospital and Health System; Ann Arbor Michigan
2. Institute for Healthcare Improvement; Cambridge Massachusetts
3. Department of Internal Medicine; Spectrum Health System; Grand Rapids Michigan
4. Department of Internal Medicine; Northwestern Memorial Hospital; Chicago Illinois
5. Department of Internal Medicine; Reading Health System; West Reading Pennsylvania
6. Department of Internal Medicine; Hofstra North Shore LIJ School of Medicine; Manhasset New York
7. Division of Healthcare Quality Promotion; Centers for Disease Control and Prevention; Atlanta Georgia