Accepted for Publication: April 18, 2013.
Published Online: December 4, 2013.
Study concept and design: Bagaria, Ray, Sim, Cui, Giuliano.
Acquisition of data: Bagaria, Ray, Shamonki.
Analysis and interpretation of data: Bagaria, Ray, Sim, Ye, Shamonki,
Drafting of the manuscript: Bagaria, Ray, Ye, Cui, Giuliano.
Critical revision of the manuscript for important intellectual content: Bagaria,
Ray, Sim, Shamonki, Giuliano.
Statistical analysis: Bagaria, Ray, Sim, Ye.
Obtained funding: Ray, Cui, Giuliano.
Administrative, technical, and material support: Ray, Shamonki, Cui.
Study supervision: Ray, Giuliano.
Conflict of Interest Disclosures: None
Additional Contributions: Drs Bagaria and Ray contributed equally to this work.