1. Harold and Inge Marcus Department of Industrial and Manufacturing Engineering, Pennsylvania State University, University Park, Pennsylvania
2. Institute for Technology Assessment, Department of Radiology, Massachusetts General Hospital, Boston
3. Harvard Medical School, Boston, Massachusetts
4. Clinical Addiction Research and Education Unit, Section of General Internal Medicine, Department of Medicine, Boston University School of Medicine and Boston Medical Center, Boston, Massachusetts
5. School of Medicine, Case Western Reserve University, Cleveland, Ohio
6. Division of General Internal Medicine, Department of Medicine, Massachusetts General Hospital, Boston
7. Medical Practice Evaluation Center, Massachusetts General Hospital, Boston
8. Department of Health Policy and Management, Harvard T.H. Chan School of Public Health, Boston, Massachusetts
9. University of Texas Southwestern Medical School, Dallas