Accepted for Publication: April 26, 2011.
Published Online: July 11, 2011. doi:10.1001/archophthalmol.2011.223
Author Contributions: Dr Eagle had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Financial Disclosure: None reported.
Funding/Support: This study was supported by the Noel T. and Sara L. Simmonds Endowment for Ophthalmic Pathology, Wills Eye Institute, and the Eye Tumor Research Foundation, Philadelphia, Pennsylvania (C. L. Shields and J. A. Shields).
Role of the Sponsors: 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.
Previous Presentations: Paper presented at the Wills Eye Conference; March 11, 2011; Philadelphia, Pennsylvania.