1 Department of Ophthalmology, Leiden University Medical Center, Leiden, the Netherlands.
2 Department of Ophthalmology, University Hospital of Cologne, Cologne, Germany; F. Hoffmann-La Roche, Basel, Switzerland.
3 Department of Ophthalmology, Radboud University Medical Center, Nijmegen, the Netherlands.
4 Department of Ophthalmology, Centre Hospitalier Intercommunal de Creteil University Paris Est Creteil, Creteil, France.
5 Department for Health Evidence, Radboud University Medical Center, Nijmegen, the Netherlands.
6 Department of Ophthalmology, Bergman Clinics B.V., Velp, the Netherlands.
7 Oxford Eye Hospital, John Radcliffe Hospital, Oxford, United Kingdom.
8 Department of Ophthalmology, Centre Hospitalier Intercommunal de Creteil University Paris Est Creteil, Creteil, France; Department of Ophthalmology, IRCCS Ospedale San Raffaele, Vita-Salute University, Milan, Italy.
9 Department of Ophthalmology, Leiden University Medical Center, Leiden, the Netherlands; Department of Ophthalmology, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands. Electronic address: c.j.f.boon@lumc.nl.