1 Department of Gynaecology and Obstetrics, Máxima Medical Centre, Veldhoven, The Netherlands; Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Eindhoven MedTech Innovation Centre, Eindhoven, The Netherlands. Electronic address: Thomas.Nichting@mmc.nl.
2 Department of Gynaecology and Obstetrics, Máxima Medical Centre, Veldhoven, The Netherlands; Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Eindhoven MedTech Innovation Centre, Eindhoven, The Netherlands.
3 Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands; Eindhoven MedTech Innovation Centre, Eindhoven, The Netherlands.
4 Department of Gynaecology and Obstetrics, University Hospital Ghent (N.H.M.v.O.), Gent, Belgium.