1. Slovak Academy of Sciences, Biomedical Research Center , Institute of Experimental Endocrinology
2. Comenius University Bratislava , Faculty of Pharmacy, Department of Pharmacology and Toxicology
3. Comenius University Bratislava , Faculty of Medicine, 1st Department of Obstetrics and Gynaecology , University Hospital Bratislava
4. Slovak Medical University , Faculty of Medicine, Department of Neonatology , University Hospital Bratislava , Bratislava , Slovakia