1. Department of Medical Genetics, Poznan University of Medical Sciences, 60-806 Poznan, Poland
2. Institute of Genetics and Biotechnology, Faculty of Biology, University of Warsaw, 02-106 Warsaw, Poland
3. Department of General and Pediatric Ophthalmology, Medical University of Lublin, 20-079 Lublin, Poland
4. Department of Ophthalmology, Medical University of Warsaw, 02-005 Warsaw, Poland
5. Department of Genetics, Institute of Physiology and Pathology of Hearing, 02-042 Warsaw, Poland
6. Department of Histology and Embryology, Center of Biostructure Research, Medical University of Warsaw, 02-004 Warsaw, Poland
7. Center for Medical Genetics GENESIS, 60-529 Poznan, Poland