Correspondence: Guy D. Eslick, PhD, FFPH, Discipline of Surgery, The Whiteley-Martin Research Centre, Sydney Medical School, the University of Sydney, Nepean Hospital, South Block, PO Box 63, Level 5, Penrith, NSW 2751, Australia (email@example.com).
Accepted for Publication: January 27, 2012.
Author Contributions: Study concept and design: Meybodi and Cox. Analysis and interpretation of data: Eslick and Cox. Drafting of the manuscript: Meybodi. Critical revision of the manuscript for important intellectual content: Meybodi, Eslick, and Cox. Administrative, technical, and material support: Meybodi. Study supervision: Eslick and Cox.
Financial Disclosure: None reported.