About the Authors

David P. Crabb

David.Crabb.1@city.ac.uk

Affiliation Department of Optometry and Visual Science, City University London, London, United Kingdom

Nicholas D. Smith

Affiliation Department of Optometry and Visual Science, City University London, London, United Kingdom

Franziska G. Rauscher

Affiliation Department of Optometry and Visual Science, City University London, London, United Kingdom

Catharine M. Chisholm

Affiliation Bradford School of Optometry and Vision Science, University of Bradford, Bradford, United Kingdom

John L. Barbur

Affiliation Department of Optometry and Visual Science, City University London, London, United Kingdom

David F. Edgar

Affiliation Department of Optometry and Visual Science, City University London, London, United Kingdom

David F. Garway-Heath

Affiliation NIHR Biomedical Research Centre for Ophthalmology, Moorfields Eye Hospital NHS Foundation Trust and UCL Institute of Ophthalmology, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DPC JLB DFE. Performed the experiments: FGR CMC. Analyzed the data: DPC NDS. Contributed reagents/materials/analysis tools: NDS. Wrote the paper: DPC DFE DFGH.