Publication info: BMJ OpenExternal link: http://dx.doi.org/10.1136/bmjopen-2022-060861Publication date: November, 2022Authors: Brett, J., Davey, Z., Matley, F., Butcher, H., Keenan, J., Catton, D., Watson, E., Wright, P., Gavin, A. & Glaser, A. W., Registry: Northern Ireland Cancer RegistryPublication type: Paper