Lancet Gastroenterol Hepatol 2018 12;3(12):865-873
Division of Cancer Sciences, School of Medical Sciences, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, UK; Manchester Cancer Research Centre and National Institute for Health Research, Manchester Biomedical Research Centre, University of Manchester, Manchester, UK; Colorectal and Peritoneal Oncology Centre, Christie National Health Service Foundation Trust, Manchester, UK.