1. Department of Platelet and Leukocyte Diagnosis and Hemostasis; Croatian Institute of Transfusion Medicine; Zagreb Croatia
2. Division of Neonatology; Department of Gynecology and Obstetrics; Zagreb University Hospital Center; Zagreb Croatia
3. Division of Neonatology; Department of Pediatrics; Sestre milosrdnice University Hospital Center; Zagreb Croatia
4. Clinical Department of Transfusion Medicine and Transplantation Biology; Zagreb University Hospital Center; Zagreb Croatia
5. Education Department; Reference Affairs; Croatian Institute of Transfusion Medicine; Zagreb Croatia