Published Online: August 1, 2013. doi:10.1001/jamaophthalmol.2013.4430.
Acquisition of data: Kahana, Elner.
Analysis and interpretation of data: Kahana, Elner.
Drafting of the manuscript: Kahana.
Critical revision of the manuscript for important intellectual content: All authors.
Obtained funding: Kahana.
Administrative, technical, and material support: Kahana, Elner.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by a Career Development Award from Research to Prevent Blindness (Kahana), by grant K08 EY018689 from the National Eye Institute, and in part by the University of Michigan Cancer Center Support Grant P30 CA046592 from the National Institutes of Health, Vision Research Core Grant P30 EY007003 from the National Eye Institute, and an unrestricted departmental grant from Research to Prevent Blindness. Kahana is supported by the Helmut F. Stern Career Development Endowed Professorship in Ophthalmology and Visual Sciences. Elner is supported by the Ravitz Foundation Professorship in Ophthalmology and Visual Sciences.
Role of the Sponsors: The funding organizations had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; or preparation, review, or approval of the manuscript.