1. Department of Ophthalmology University Hospital of Bern, University of Bern Bern Switzerland
2. Department of BioMedical Research University of Bern Bern Switzerland
3. Graduate School for Cellular and Biomedical Sciences University of Bern Bern Switzerland
4. Institute of Anatomy University of Bern Bern Switzerland
5. Department of Ophthalmology Cantonal Hospital Aarau Aarau Switzerland