Accepted for Publication: June 18, 2013.
Published Online: February 26, 2014. doi:10.1001/jamasurg.2013.4146.
Study concept and design: Goudard, Gaujoux, Ruszniewski, Sauvanet.
Acquisition of data: Goudard, Gaujoux, Cros, Couvelard, Vullierme, Ruszniewski, Sauvanet.
Analysis and interpretation of data: Goudard, Gaujoux, Dokmak, Cros, Palazzo, Ronot, Belghiti, Sauvanet.
Drafting of the manuscript: Goudard, Gaujoux, Ronot.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Goudard, Gaujoux.
Obtained funding: Dokmak.
Administrative, technical, or material support: Goudard, Gaujoux, Dokmak, Couvelard.
Study supervision: Goudard, Gaujoux, Dokmak, Ronot, Vullierme, Ruszniewski, Belghiti, Sauvanet.
Conflict of Interest Disclosures: None reported.
Correction: This article was corrected on April 16, 2014, to fix an author’s last name.