**Author details**

Edward Bloch1,2\* and Lyndon da Cruz1,2

1 Wellcome EPSRC Centre for Interventional and Surgical Sciences, University College London, UK

2 NIHR Biomedical Research Centre, Moorfields Eye Hospital NHS Foundation Trust, London, UK

\*Address all correspondence to: edward.bloch@gmail.com

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
