1. Department of Ophthalmology, Glostrup University Hospital, Glostrup, Denmark 2Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark
2. Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark 3Department of Ophthalmology, Rigshospitalet, Copenhagen, Denmark
3. Oxymap ehf, Reykjavik, Iceland
4. Department of Ophthalmology, University of Iceland, Reykjavik, Iceland