Submitted for Publication: January 3, 2013; final revision received March 20, 2013; accepted March 22, 2013.
Published Online: September 19, 2013. doi:10.1001/jamaophthalmol.2013.4575.
Study concept and design: Mortensen, Frei, E. A. Mansi, Panday, I. Mansi.
Acquisition of data: I. Mansi.
Analysis and interpretation of data: Leuschen, Mortensen, Frei, E. A. Mansi, I. Mansi.
Drafting of the manuscript: Leuschen, Panday, I. Mansi.
Critical revision of the manuscript for important intellectual content: Mortensen, Frei, E. A. Mansi, Panday, I. Mansi.
Statistical analysis: Leuschen, Mortensen, Frei, I. Mansi.
Administrative, technical, or material support: Mortensen, Frei, E. A. Mansi, Panday, I. Mansi.
Study supervision: Mortensen, Panday, I. Mansi.
Conflict of Interest Disclosures: Dr Frei has received research grants and/or served as a scientific consultant/advisor for AstraZeneca, Bristol-Myers Squibb, Elan, Forest, Ortho-McNeil Janssen, and Pfizer. No other disclosures were reported.
Funding/Support: Dr Frei’s work is supported by the National Institutes of Health (NIH) in the form of a NIH/KL2 career development award (RR025766).
Role of the Sponsor: The sponsor had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Disclaimer: The views expressed herein are those of the authors and do not reflect the official policy or position of the Department of the Army, Department of Defense, Department of Veterans Affairs, or the US government. The authors are employees of the US government. This work was prepared as part of their official duties and, as such, there is no copyright to be transferred.
Correction: This article was corrected online October 9, 2013, for inaccurate information in reference 13.