1. Eye Center, Medical Center – Faculty of Medicine, University of Freiburg, Freiburg, Germany
2. Institute of Molecular and Clinical Ophthalmology Basel, Basel, Switzerland
3. Moorfields Eye Hospital NHS Foundation Trust, London, United Kingdom
4. Department of Ophthalmology, University Hospital Brandenburg, Brandenburg Medical School, Brandenburg an der Havel, Germany
5. Augenärzte am Städel, Medical Practice for Ophthalmology, Frankfurt, Germany