1. Department of Ophthalmology, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
2. Institute of Molecular and Clinical Ophthalmology Basel, Basel, Switzerland
3. Vitreous, Retina, Macula Consultants of New York, New York, New York, United States
4. College of Optometry, University of Houston, Houston, Texas, United States
5. School of Optometry, Aston University, Birmingham, United Kingdom
6. Centre for Eye Research, School of Physics and Clinical and Optometric Sciences, Technological University Dublin, Dublin, Ireland
7. Department of Ophthalmology, Children's Health Ireland at Temple Street Hospital, Dublin, Ireland
8. Privatpraxis Prof Jonas und Dr Panda-Jonas, Heidelberg, Germany