1. Department of Ophthalmology, University Medical Center Utrecht, Utrecht, the Netherlands
2. Department of Ophthalmology, Erasmus Medical Center, Rotterdam, the Netherlands
3. Department of Epidemiology, Erasmus Medical Center, Rotterdam, the Netherlands
4. VieCuri Medisch Centrum, Venlo, the Netherlands
5. Department of Ophthalmology, Radboud University Medical Center, Nijmegen, the Netherlands
6. Institute of Molecular and Clinical Ophthalmology, Basel, Switzerland
7. Department of Ophthalmology, University Medical Center Groningen, Groningen, the Netherlands
8. W.J. Kolff Institute, University of Groningen Graduate School of Medical Sciences, Groningen, the Netherlands