1. Department of Ophthalmology, Sankt-Gertrauden Krankenhaus, Berlin, Germany
2. MHB Medizinische Hochschule Brandenburg, Neuruppin, Germany
3. Eye Center, St. Franziskus-Hospital, Muenster, Germany
4. Department of Ophthalmology, University of Bonn, Bonn, Germany
5. John A. Moran Eye Center, University of Utah, Salt Lake City, UT, USA
6. Department of Ophthalmology, Faculty of Medicine and University Hospital of Cologne, Cologne, Germany
7. Novartis Pharma GmbH, Nuremberg, Germany
8. Centre for Ophthalmology, Eberhard-Karls-University Tuebingen, Tuebingen, Germany