1. Department of Ophthalmology, Vuk Vrhovac University Clinic for Diabetes, Endocrinology and Metabolic Diseases, Merkur University Hospital, 10000 Zagreb, Croatia
2. Department of Diabetes and Endocrinology, Vuk Vrhovac University Clinic for Diabetes, Endocrinology and Metabolic Diseases, Merkur University Hospital, 10000 Zagreb, Croatia
3. School of Medicine, University of Zagreb, Šalata 3, 10000 Zagreb, Croatia
4. Department of Internal Medicine, Merkur University Hospital, 10000 Zagreb, Croatia