1. The Department of Obstetrics and Gynecology, Faculty of Medicine in Hradec Kralove, University Hospital Hradec Kralove, Charles University, Hradec Kralove, Czech Republic;
2. Biomedical Research Center, University Hospital Hradec Kralove, Hradec Kralove, Czech Republic;
3. Institute of Clinical Biochemistry and Diagnostics, Faculty of Medicine in Hradec Kralove, University Hospital Hradec Kralove, Charles University, Hradec Kralove, Czech Republic;
4. Department of Neonatology, University Hospital Ostrava, Ostrava, Czech Republic;
5. Department of Clinical Immunology and Allergy, Faculty of Medicine in Hradec Kralove, University Hospital Hradec Kralove, Charles University, Hradec Kralove, Czech Republic;
6. Department of Obstetrics and Gynecology, Institute of Clinical Science, Sahlgrenska Academy, Gothenburg University, Gothenburg, Sweden;
7. Department of Obstetrics and Gynecology, Sahlgrenska University Hospital, Gothenburg, Sweden;
8. Department of Genetics and Bioinformatics, Domain of Health Data and Digitalisation, Institute of Public Health, Oslo, Norway