1. Department of Glycobiology Slovak Academy of Sciences, Institute of Chemistry Bratislava Slovakia
2. Department of Clinical Genetics St. Elizabeth Cancer Institute Bratislava Slovakia
3. Department of Laboratory Medicine National Institute of Children's Diseases Bratislava Slovakia
4. Department of Neonatology and Intensive Medicine National Institute of Children's Diseases Bratislava Slovakia
5. Faculty of Medicine Comenius University Bratislava Slovakia
6. Faculty of Medicine, Department of Paediatrics, National Institute of Children's Diseases Comenius University Bratislava Slovakia