1. Institute for Technology Assessment, Massachusetts General Hospital, Harvard Medical School, Boston
2. Harold and Inge Marcus Department of Industrial and Manufacturing Engineering, Pennsylvania State University, University Park
3. H. Milton Stewart School of Industrial and Systems Engineering, Georgia Institute of Technology, Atlanta
4. Department of Medicine, Baylor College of Medicine, Houston, Texas
5. Houston Veterans Affairs Health Services Research and Development Center of Excellence, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas