Socioeconomic gaps over time in colorectal cancer survival in England: flexible parametric survival analysis http://orcid.org/0000-0003-3708-5039Mari Kajiwara Saito1,2, http://orcid.org/0000-0002-5290-279XManuela Quaresma1, Helen Fowler3, Sara Benitez Majano1, Bernard Rachet1 1 Inequalities in Cancer Outcomes Network, Department of Non-Communicable Disease Epidemiology, London School of Hygiene & Tropical Medicine, London, UK 2 Department of Gastroenterology, IMS Tokyo Katsushika General...