1 Department of Maternal Fetal Medicine, Hospital Clinic of Barcelona, Spain. Electronic address: margamanresa@gmail.com.
2 Biomedical Center, Faculty of Medicine in Pilsen, Charles University, Czech Republic; Department of Obstetrics and Gynecology, University Hospital, Pilsen, Czech Republic.
3 Department of Obstetrics and Gynecology, Nîmes University Hospital, University of Montpellier, France.
4 Department of Obstetrics and Gynaecology, Ikazia Hospital, Rotterdam, the Netherlands.
5 Oslo University Hospital, University of Oslo, Norway.
6 Tampere University of Applied Sciences, Tampere, Finland.
7 Biomedical Center, Faculty of Medicine in Pilsen, Charles University, Czech Republic; Department of Gynecology and Obstetrics, Faculty of Medicine in Pilsen, Charles University, Czech Republic.