Bibliographical noteFunding Information:
Acknowledgments. Ryan Schryver and Will Kelly of the Department of Ophthalmology and Visual Sciences, University of Wisconsin School of Medicine and Public Health, assisted with the technical editing and preparation of the manuscript. They received no additional compensation beyond their normal wages as employees of the University of Wisconsin–Madison for their assistance. Funding. This research was supported by the National Institutes of Health National Eye Institute grant EY016379 (R.K. and B.E.K.K.) and an unrestricted grant from Research to Prevent Blindness, New York, NY.