The population-based screening and early detection program introduced in the United States in the 1990s had an impact on the incidence and mortality of CRC, which showed a decreasing trend ( 2 ).
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Image acquisition as novel colonoscopic quality indicator: a single-center retrospective study.
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The sentences
Although their results did not reach statistical significance, the ADR and PDR of photographically confirmed colonoscopies were higher than those of deficiently photodocumented cases ( 23 ).