Department of Ophthalmology, Leiden University Medical Center, Leiden, The Netherlands. Department of Ophthalmology, University Hospital of Cologne, Cologne, Germany. Department of Ophthalmology, Radboud University Medical Center, Nijmegen, The Netherlands. Department of Ophthalmology, Bergman Clinics B.V., Velp, The Netherlands. Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, The Netherlands. Oxford Eye Hospital, Oxford University Hospitals NHS Foundation Trust & NIHR Oxford Biomedical Research Centre, Oxford, UK. Nuffield Laboratory of Ophthalmology, University of Oxford and Oxford Eye Hospital, John Radcliffe Hospital, Oxford, UK. F. Hoffmann-La Roche, Basel, Switzerland. Amsterdam University Medical Centers, University of Amsterdam, Amsterdam, The Netherlands.