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. 2022 Jan 17;12(1):e052376. doi: 10.1136/bmjopen-2021-052376

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© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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PRISMA flow chart of a systematic review of colorectal cancer incidence in Africa. PRISMA, Preferred Reporting Items for Systematic Reviews and Meta-Analyses.