1. Department of Ophthalmology, Odense University Hospital, Odense, Denmark
2. Department of Clinical Research, University of Southern Denmark, Odense, Denmark
3. Steno Diabetes Center Odense, Odense University Hospital, Odense, Denmark
4. Centre for Public Health, Institute of Clinical Sciences, Queen's University Belfast, Belfast, United Kingdom
5. BCN Peptides, Barcelona, Spain
6. Diabetes and Metabolism Research Unit, Institut de Recerca Hospital Universitari Vall d'Hebron (VHIR), Barcelona, Spain
7. Association for Innovation and Biomedical Research on Light and Image (AIBILI), and University of Coimbra, Coimbra, Portugal