1. Clinical Trial Service Unit and Epidemiological Studies Unit, Nuffield Department of Population Health, University of Oxford, Oxford, United Kingdom
2. Faculty of Health and Medicine, University of Lancaster, Lancaster, United Kingdom
3. Department of Eye and Vision Science, University of Liverpool and St. Paul’s Eye Unit, Liverpool University Hospitals NHS Foundation Trust, Liverpool, United Kingdom
4. Molecular and Clinical Medicine, University of Dundee, Dundee, United Kingdom
5. School of Cardiovascular & Metabolic Health, University of Glasgow, Glasgow, United Kingdom