| Affiliation: | 1. NIHR Oxford Biomedical Research Centre, Churchill Hospital, Oxford, UK;2. Gloucestershire Retinal Research Group, Cheltenham General Hospital, Cheltenham, UK;3. School of Health and Exercise Sciences, University of British Columbia, BC, Canada;4. Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK;5. Quit 51 Stop Smoking Service, Burton‐on‐Trent, UK;6. Institute of Primary Care and Public Health, Cardiff University, Cardiff, UK;7. Centre for Health Science, University of the Highlands and Islands, Inverness, UK;8. IRIS, UCL, London, UK |
