Accepted for Publication: March 1, 2015.
Published Online: April 30, 2015. doi:10.1001/jamafacial.2015.0255.
Study concept and design: Kim, Wong.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: All authors.
Critical revision of the manuscript for important intellectual content: Kim, Wong.
Statistical analysis: Kim.
Obtained funding: Wong.
Administrative, technical, or material support: Hamamoto, Wong.
Study supervision: Wong.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by grant DR090349 from the Department of Defense Deployment Related Medical Research Program and grant 1R21DE019026-01A2 from the National Institute for Dental and Craniofacial Research (Dr Wong).
Role of the Funder/Sponsor: The funding sources had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and the decision to submit the manuscript for publication.