Diagnosing Nodular Regenerative Hyperplasia of the Liver Is Thwarted by Low Interobserver Agreement.

PLoS One · 2015 · PMC4459699 · PMID 26054009

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a significant trendno p-value reported

[ 21 ] An observer bias means that disagreement between observers is not attributable to chance, and that there is a significant trend for overestimation or underestimation by certain observers.

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