Identifying a common data dictionary across colorectal cancer outcome registries: A mapping exercise to identify opportunities for data dictionary harmonisation

Helen M Mohan, Julie M L Sijmons, Jack V Maida, Kate Walker, Angela Kuryba, Ingvar Syk, Lene H Iversen, Alexander Hariot, Clifford Y Ko, Pieter J Tanis, Rob A E M Tollenaar, Nicholas Avellaneda, Philip Smart. International Colorectal Cancer Registry Collaboration (ICORC) Collaborators