1. Division of Cancer Sciences; School of Medical Sciences; Faculty of Biology, Medicine and Health; University of Manchester; Manchester UK
2. Peritoneal and Colorectal Oncology Centre; Christie NHS Foundation Trust; Manchester UK
3. Centre for Primary Care; University of Manchester; Manchester UK
4. Division of Cancer Sciences; School of Medical Sciences; Faculty of Biology, Medicine and Health Fifth Floor - Research; St Mary's Hospital; University of Manchester; Manchester UK
5. Centre for Health Informatics; Informatics, Imaging and Data Science; School of Health Sciences; Faculty of Biology, Medicine and Health; University of Manchester; Manchester UK
6. Farr Institute of Health Informatics Research; Health eResearch Centre; University of Manchester; Manchester UK
7. MRC North West Hub for Trials Methodology Research; Department of Biostatistics; University of Liverpool; Liverpool UK