1. School of Social and Political Sciences, University of Glasgow, UK
2. Division of Psychology & Mental Health, School of Health Sciences, University of Manchester, UK
3. Nightingale & Prevent Breast Cancer Research Unit, Manchester University NHS Foundation Trust, UK
4. NIHR School of Primary Care, School of Medicine, University Park, UK
5. Department of Genomic Medicine, MAHSC, Manchester University NHS Foundation Trust, UK
6. Nightingale and Prevent Breast Cancer Research Unit, Manchester University NHS Foundation Trust, UK and Medical Genetics and Cancer Epidemiology, Department of Genomic Medicine, MAHSC, University of Manchester, Manchester University NHS Foundation Trust, UK
7. School of Health and Wellbeing, University of Glasgow, UK