1. Modelling Simulation and Innovative Characterisation (MOSAIC), Department of Physics and Bernal Institute, University of Limerick, Limerick, V94 T9PX, Ireland
2. Department of Biomedical Engineering, Faculty of Fundamental Problems of Technology, Wroclaw University of Science and Technology, wybrzeże Stanisława Wyspiańskiego 27, Wrocław 50-370, Poland
3. Nuffield Department of Obstetrics and Gynaecology, Medical Science Division, John Radcliffe Hospital University of Oxford, Oxford OX3 9DU United Kingdom
4. Department of Radiology, Medical College of Wisconsin, 9200 W Wisconsin Avenue, Milwaukee, Wisconsin 53226, United States