1. Department of Obstetrics and Gynecology of the Máxima Medical Centre, Eindhoven, Noord-Brabant, The Netherlands
2. Department of Applied Physics and Science Education, Eindhoven University of Technology, The Netherlands
3. Department of Obstetrics and Gynecology of the Máxima Medical Centre, The Netherlands
4. Department of Electrical Engineering, Eindhoven University of Technology, The Netherlands