1. Department of Veterans Affairs Cooperative Studies Program Coordinating Center, West Haven, Connecticut 2Yale School of Public Health, Yale University, West Haven, Connecticut
2. Department of Veterans Affairs Cooperative Studies Program Coordinating Center, West Haven, Connecticut 2Yale School of Public Health, Yale University, West Haven, Connecticut3Department of Rehabilitation Sciences, University of Hartford, West Hartford, C
3. Department of Medicine, Veterans Affairs Medical Center, Minneapolis, Minnesota
4. Department of Surgery, University of Massachusetts Medical School, Worcester
5. Office of the Chief Quality Officer, Baylor Scott & White Health, Dallas, Texas
6. Office of the Chief Quality Officer, Baylor Scott & White Health, Dallas, Texas7Department of Surgery, School of Medicine, University of California, Irvine8Long Beach Veterans Affairs Healthcare System, Long Beach, California