1. Mid-Infrared Photonics Group, George Green Institute for Electromagnetics’ Research, Faculty of Engineering, University of Nottingham, Nottingham NG7 2RD, UK
2. Obstetrics and Gynaecology, Nottingham University Hospitals NHS Trust – City Campus, Nottingham City Hospital, Hucknall Road, Nottingham, NG5 1PB, UK
3. School of Mathematical Sciences, The Mathematical Sciences Building, University Park, University of Nottingham, NG7 2RD, UK
4. Lancashire Teaching Hospitals, UK
5. Biocel UK Ltd, Hull HU10 7TS, UK