Submitted for Publication: November 16, 2012; final revision received February 17, 2013; accepted February 20, 2013.
Published Online: July 18, 2013. doi:10.1001/jamaophthalmol.2013.4190.
Study concept and design: C. L. Shields, Al-Dahmash.
Acquisition of data: C. L. Shields, Al-Dahmash.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: C. L. Shields, Nickerson, Al-Dahmash.
Critical revision of the manuscript for important intellectual content: C. L. Shields, J. A. Shields.
Statistical analysis: C. L. Shields, Nickerson, Al-Dahmash.
Obtained funding: C. L. Shields.
Administrative, technical, and material support: C. L. Shields, J. A. Shields.
Study supervision: C. L. Shields, J. A. Shields.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the Eye Tumor Research Foundation (Drs C. L. Shields and J. A. Shields); the Lucille Wiedman Fund for Pediatric Cancer (Drs C. L. Shields and J. A. Shields); and the Ocular Oncology Fund, Wills Eye Institute.
Role of the Sponsor: The funders had no role in the design and conduct of the study; in the collection, analysis, and interpretation of the data; and in the preparation, review, or approval of the manuscript.