Submitted for Publication: June 4, 2013; final revision received September 17, 2013; accepted November 4, 2013.
Published Online: February 27, 2014. doi:10.1001/jamaophthalmol.2013.8001.
Study concept and design: Wong, Kleinerman, Devesa.
Acquisition of data: Devesa.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: Wong, Devesa.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Wong, Kleinerman, Devesa.
Administrative, technical, or material support: Kleinerman.
Study supervision: Tucker, Devesa.
Conflict of Interest Disclosures: None reported.
Funding/Support: The design and conduct of this study was supported by the Intramural Research Program of the National Institutes of Health and the National Cancer Institute.
Role of the Sponsor: The funding source had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.