1. Division of Research and Optimal Patient Care American College of Surgeons Chicago Illinois USA
2. Health Services Research, American Cancer Society Atlanta Georgia USA
3. Surgical Outcomes and Quality Improvement Center (SOQIC), Department of Surgery Northwestern Medicine Chicago Illinois USA
4. Department of Thoracic Surgery Yale School of Medicine New Haven Connecticut USA
5. Department of Surgery Loma Linda University School of Medicine Loma Linda California USA
6. Department of Surgery University of Nevada School of Medicine Reno Nevada USA
7. H. Lee Moffitt Cancer Center & Research Institute Tampa Florida USA
8. Department of Surgery University of Kentucky College of Medicine Lexington Kentucky USA