1. Department of Endocrinology, Diabetology and Metabolic Diseases “Mladen Sekso”, University Hospital Centre “Sestre Milosrdnice”, Zagreb, Croatia
2. School of Medicine, University of Zagreb, Zagreb, Croatia
3. Department of Haematology, University Hospital Centre “Sestre Milosrdnice”, Zagreb, Croatia
4. School of Dental Medicine, University of Zagreb, Zagreb, Croatia
5. Department of Haematology, University Hospital Merkur, Zagreb, Croatia