1 Department of Obstetrics and Gynaecology, Odense University Hospital, Sdr. Boulevard 29, DK-5000 Odense C, Denmark; Division of Surgery, University College London, Northwick Park Institute for Medical Research Campus, London, UK. Electronic address: [email protected].
2 Department of Obstetrics and Gynaecology, Odense University Hospital, Sdr. Boulevard 29, DK-5000 Odense C, Denmark.