*Baylor College of Medicine, The Elkins Pancreas Center, Michael E. DeBakey Department of Surgery, and The Dan L. Duncan Cancer Center, Houston, TX†Department of Surgery, The Ohio State University, Columbus, OH‡Department of Surgery, University of Florida, Gainesville, FL§Department of Surgery, Jefferson Medical College, Philadelphia, PA¶Department of Surgery, Baptist Memorial Hospital/The University of Tennessee Health Science Center, Memphis, TN‖Department of Surgery, Indiana University, Indianapolis, IN**Department of Surgery, University of Pennsylvania, Philadelphia, PA††Department of Surgery, University of South Florida, Tampa, FL; and‡‡Department of Surgery, The University of Texas Medical Branch, Galveston, TX.