Author Contributions: Dr C. L. Shields had full access to all 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: Support for this work was provided by the Eye Tumor Research Foundation, Philadelphia, Pennsylvania (to Drs C. L. Shields and J. A. Shields).
Role of the Sponsor: The sponsors did not participate in the design and conduct of the study; in the collection, analysis, and interpretation of the data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: Statistical analysis was performed by Dr Rishita Nutheti, Hyderabad, India.