Correspondence: W. Charles Conway, MD, Department of Surgery, Ochsner Medical Center, 1514 Jefferson Hwy, New Orleans, LA 70121 (wconway@ochsner.org).
Accepted for Publication: September 26, 2011.
Author Contributions: Study concept and design: Lyons and Conway. Acquisition of data: Lyons and Conway. Analysis and interpretation of data: Lyons and Halat. Drafting of the manuscript: Lyons, Halat, and Conway. Critical revision of the manuscript for important intellectual content: Lyons and Conway. Study supervision: Conway.
Financial Disclosure: None reported.