1. Department of Gynaecology and Obstetrics; University Hospital Pilsen, Charles University; Prague Czech Republic
2. Department of Biology; Faculty of Medicine in Pilsen, Charles University; Pilsen Czech Republic
3. Biomedical Centre, Faculty of Medicine in Pilsen, Charles University; Pilsen Czech Republic
4. Department of Immunochemistry; University Hospital and Faculty of Medicine in Pilsen, Charles University; Pilsen Czech Republic
5. Department of Obstetrics and Gynaecology; First Faculty of Medicine, Charles University, General University Hospital; Prague Czech Republic
6. Sikl’s Department of Pathology; University Hospital Pilsen, Charles University; Prague Czech Republic
7. Department of Medical Chemistry and Biochemistry; Faculty of Medicine in Pilsen, Charles University; Prague Czech Republic