1. Department of Ophthalmology and Dean A. McGee Eye Institute, Molecular Pathogenesis of Eye Infection Research Center, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma1;
2. Department of Ophthalmology, Bascom Palmer Eye Institute, University of Miami School of Medicine, Miami, Florida2;
3. The Eye and Ear Institute, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania3; and
4. Cullen Eye Institute, Baylor College of Medicine, Houston, Texas4