About the Authors

Robert B. Dorman

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

Christopher J. Miller

Affiliation Division of Biostatistics, University of Minnesota, Minneapolis, Minnesota, United States of America

Daniel B. Leslie

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

Federico J. Serrot

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

Bridget Slusarek

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

Henry Buchwald

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

John E. Connett

Affiliation Division of Biostatistics, University of Minnesota, Minneapolis, Minnesota, United States of America

Sayeed Ikramuddin

ikram001@umn.edu

Affiliation Department of Surgery, University of Minnesota, Minneapolis, Minnesota, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RBD CJM DBL FJS BS HB JEC SI. Analyzed the data: RBD CJM JEC SI. Contributed reagents/materials/analysis tools: BS. Wrote the paper: RBD CJM JEC SI. Conducted statistical analyses: CJM JEC. Contributed to manuscript revisions: DBL FJS BS HB.