1. Helsinki Retina Research Group University of Helsinki Helsinki Finland
2. Department of Ophthalmology, Shamir Medical Center and Sackler School of Medicine Tel Aviv University Tel Aviv Israel
3. Department of Ophthalmology Helsinki University Hospital Helsinki Finland
4. Department of Ophthalmology, Wolfson Medical Center, Holon and Sackler School of Medicine Tel Aviv University Tel Aviv Israel
5. Eye Centre Kymenlaakso Central Hospital Kotka Finland