Research
Variation in post-colonoscopy colorectal cancer across colonoscopy providers in English National Health Service: population based cohort study
BMJ 2019; 367 doi: https://doi.org/10.1136/bmj.l6090 (Published 13 November 2019) Cite this as: BMJ 2019;367:l6090
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Access to healthcare data is only of benefit if it can improve disease outcomes