1. Faculty of Health Sciences, Chair of Biomedicine in Healthcare, University of Ljubljana, Zdravstvena pot 5, 1000 Ljubljana, Slovenia
2. National Institute of Public Health, Trubarjeva 2, 1000 Ljubljana, Slovenia
3. Faculty of Medicine, Chair of Public Health, University of Ljubljana, Zaloška 4, 1000 Ljubljana, Slovenia
4. Faculty of Medicine, Division of Obstetrics and Gynaecology, University of Ljubljana, Šlajmerjeva 3, 1000 Ljubljana, Slovenia
5. Clinic of Gynaecology and Obstetrics, University Medical Centre Ljubljana, Šlajmerjeva 3, 1000 Ljubljana, Slovenia
6. Institute of Clinical Chemistry and Biochemistry, University Medical Centre Ljubljana, Njegoševa 4, 1000 Ljubljana, Slovenia
7. Faculty of Pharmacy, University of Ljubljana, Aškerčeva 7, 1000 Ljubljana, Slovenia