1. Erasmus Medical Center, Department of Ophthalmology, Rotterdam, The Netherlands
2. Erasmus Medical Center, Department of Epidemiology, Rotterdam, The Netherlands
3. Erasmus Medical Center, the Generation R Study Group, Rotterdam, The Netherlands
4. Department of Optometry and Orthoptics, Hogeschool Utrecht, University of Applied Science, Utrecht, The Netherlands
5. University Medical Center St Radboud, Department of Ophthalmology, Nijmegen, The Netherlands
6. Leiden University Medical Center, Department of Ophthalmology, The Netherlands
7. Amsterdam University Medical Center, Department of Ophthalmology, University of Amsterdam, The Netherlands
8. Erasmus Medical Center, Department of Pediatrics, Rotterdam, The Netherlands
9. Erasmus University Medical Centre, Department of Public Health, Rotterdam, The Netherlands
10. The Rotterdam Eye Hospital, Rotterdam, The Netherlands
11. Erasmus Medical Center, Department of Clinical Genetics, Rotterdam, The Netherlands
12. Institute of Molecular and Clinical Ophthalmology, Basel, Switzerland