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Colonoscopy is the 'gold standard' investigation of the colon. High quality colonoscopy is essential to diagnose early cancer and reduce its incidence through the detection and removal of pre-malignant adenomas. In this review, we discuss the key components of a high quality colonoscopy, review methods for improving quality, emerging technologies that have the potential to improve quality and highlight areas for future work.
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Rees et al. (2013) studied this question.
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