1. From Visioncare Research Ltd., Farnham, United Kingdom; 2Aston University, Life and Health Sciences, Ophthalmic Research Group, Birmingham, United Kingdom; and
2. From Visioncare Research Ltd., Farnham, United Kingdom;
3. Aston University, Life and Health Sciences, Ophthalmic Research Group, Birmingham, United Kingdom; and
4. Vistakon, Jacksonville, Florida.