1 American College of Surgeons, Division of Research and Optimal Patient Care, Chicago, IL; Department of Surgery, The Ohio State University Wexner Medical Center, Columbus, OH. Electronic address: [email protected].
2 Department of Surgery, John Peter Smith Health Network, Fort Worth, TX.
3 Department of Surgery, University of Washington, Seattle, WA.
4 Department of Surgery, University of Minnesota Medical Center, Minneapolis, MN.
5 UPMC/Pinnacle/Lancaster, Department of Cardiothoracic Surgery, Lancaster, PA.
6 Department of Surgery, Roger Williams Medical Center, Providence, RI.
7 Faculdade Medicina, Universidade de Lisboa, Hospital Garcia de Orta, Almada, Portugal.
8 Department of Surgery, University of California, Los Angeles, Los Angeles, CA.
9 Department of Surgery, Moffitt Cancer Center, University of South Florida, Tampa, FL.