1. Department of Internal Medicine, Croix-Rousse Hospital, Hospices Civils de Lyon, Claude Bernard-Lyon 1 University, F-69004 Lyon, France
2. Research on Healthcare Performance (RESHAPE), INSERM U1290, Claude Bernard Lyon 1 University, F-69000 Lyon, France
3. Department of Ophthalmology, King’s College Hospital, London SE5 9RS, UK
4. Faculty of Life Science and Medicine, King’s College London, London SE5 9RS, UK
5. DISP UR4570, Jean Monnet Saint-Etienne University, F-42300 Roanne, France
6. Department of Ophthalmology, La Pitié-Salpêtrière Hospital, APHP, F-75013 Paris, France