1. From the Department of Ophthalmology and Eye Hospital, University Erlangen-Nu¨rnberg, Erlangen, Germany; the2Department of Ophthalmology, Faculty of Clinical Medicine Mannheim, University of Heidelberg, Mannheim, Germany; the
2. Institute of Medical Informatics, Biostatistics, and Epidemiology, Benjamin Franklin School of Medicine, Berlin, Germany; and the4Berlin Centre Public Health, Department of Medical Informatics, Biometry and Epidemiology, Free University of Berlin, Berlin,
3. From the Department of Ophthalmology and Eye Hospital, University Erlangen-Nu¨rnberg, Erlangen, Germany; the
4. Institute of Medical Informatics, Biostatistics, and Epidemiology, Benjamin Franklin School of Medicine, Berlin, Germany; and the