Comparisons of measurement values between clinical laboratories require a hierarchical approach that obliges routine clinical chemistry measurements to be referred back to a reference measurement procedure.This concept is known as:

Question

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The concept of referring measurements back to a reference measurement procedure is known as traceability. This is important for ensuring the accuracy and comparability of measurements between different laboratories. Uncertainty, error, and reliability are also important concepts in laboratory measurement, but they do not specifically relate to the need for traceability.

Comparisons of Measurement Values Between Clinical Laboratories Require a Hierarchical