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Acknowledgements
The authors acknowledge each one of the registries affiliated to the AFCRN (mentioned in Methods) that provided the African data.
Disclosure statement
No potential conflict of interest was reported by the author(s). Where authors are identified as personnel of the International Agency for Research on Cancer/World Health Organization, the authors alone are responsible for the views expressed in this article and they do not necessarily represent the decisions, policy or views of the International Agency for Research on Cancer/World Health Organization.
Data availability statement
Disaggregated data on large colorectal cancers (T3/T4) from the individual cancer registries that contributed for Africa (via the AFCRN) and for Latin America to this study are available in Supplementary Appendix Table 1. Co-authors affiliated to the individual participating registries in this study can be contacted for the data.