1. Department of Ophthalmology Amsterdam University Medical Center Amsterdam The Netherlands
2. Department of Ophthalmology Isala Clinic Zwolle The Netherlands
3. Department of Ophthalmology Amphia Clinic Breda The Netherlands
4. The Save Sight Institute Sydney Medical School University of Sydney Sydney NSW Australia
5. Department of Ophthalmology Zurich University Medical Clinic Zurich Switzerland
6. Department of Ophthalmology Radboud University Medical Clinic Nijmegen The Netherlands
7. Department of Ophthalmology Erasmus Medical Center Rotterdam The Netherlands