1. Breast Screening QA Director, West Midlands Breast Screening QA Reference Centre, West Midlands Cancer Intelligence Unit, Public Health Building, The University of Birmingham, Birmingham B15 2TT, UK
2. QA Information & Development Manager, West Midlands Breast Screening QA Reference Centre, West Midlands Cancer Intelligence Unit, Public Health Building, The University of Birmingham, Birmingham B15 2TT, UK
3. Deputy Director of Breast Screening QA, West Midlands Breast Screening QA Reference Centre, West Midlands Cancer Intelligence Unit, Public Health Building, The University of Birmingham, Birmingham B15 2TT, UK
4. Breast Screening Histories Project Officer, West Midlands Breast Screening QA Reference Centre, West Midlands Cancer Intelligence Unit, Public Health Building, The University of Birmingham, Birmingham B15 2TT, UK
5. Breast Screening Histories Information Assistant, West Midlands Breast Screening QA Reference Centre, West Midlands Cancer Intelligence Unit, Public Health Building, The University of Birmingham, Birmingham B15 2TT, UK
6. Consultant Radiologist, Cambridge Breast Screening Unit & NIHR Cambridge Biomedical Research Centre, Hills Road, Cambridge CB2 0QQ, UK