1 Department of Gynaecology and Obstetrics, Catharina Hospital, Eindhoven, The Netherlands; Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Department of Reproductive Medicine, Ghent University Hospital, Ghent, Belgium. Electronic address: connieodetterees@gmail.com.
2 Department of Gynaecology and Obstetrics, Catharina Hospital, Eindhoven, The Netherlands; Department of Reproductive Medicine, Ghent University Hospital, Ghent, Belgium.
3 Department of Gynaecology and Obstetrics, Catharina Hospital, Eindhoven, The Netherlands; Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Department of Reproductive Medicine, Ghent University Hospital, Ghent, Belgium.