1. 1Department of Ophthalmology, Odense University Hospital, Odense, Denmark
2. 2Department of Clinical Research, University of Southern Denmark, Odense, Denmark
3. 3Open Patient Data Explorative Network, Odense University Hospital and University of Southern Denmark, Odense, Denmark
4. 4Organization of Danish Practicing Ophthalmologists, Copenhagen, Denmark
5. 5Department of Ophthalmology, Aarhus University Hospital, Aarhus, Denmark
6. 6Department of Ophthalmology, Rigshospitalet-Glostrup, Copenhagen, Denmark
7. 7Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
8. 8Steno Diabetes Center Odense, Odense University Hospital, Odense, Denmark
9. 9Division of Public Health, Department of Social Medicine, Graduate School of Medicine, Osaka University, Osaka, Japan
10. 10Department of Ophthalmology, Zealand University Hospital Roskilde, Roskilde, Denmark
11. 11Department of Ophthalmology, Aalborg University Hospital, Aalborg, Denmark
12. 12Department of Clinical Epidemiology, Aarhus University and Aarhus University Hospital, Aarhus, Denmark