1. Department of Ophthalmology, Leiden University Medical Center, Leiden, The Netherlands
2. Department of Ophthalmology, Copenhagen University Hospital Rigshospitalet, Glostrup, Denmark 3Department of Clinical Genetics, Copenhagen University Hospital Rigshospitalet, Copenhagen, Denmark
3. Department of Pathology, Leiden University Medical Center, Leiden, The Netherlands
4. Department of Clinical Genetics, Leiden University Medical Center, Leiden, The Netherlands
5. Department of Medical Statistics and Bioinformatics, Leiden University Medical Center, Leiden, The Netherlands
6. Department of Statistics, Bioinformatics and Registry, Danish Cancer Society Research Center, Copenhagen, Denmark
7. Department of Ophthalmology, Copenhagen University Hospital Rigshospitalet, Glostrup, Denmark