Tools, Technologies and Training for Healthcare Laboratories

Sigma Metric Analysis

Seven Vitamin D methods

In a 2008 issue of Annals of Clinical Biochemistry, a study looked a seven different 25-hydroxyvitamin D methods, compared with liquid chromatography-tandem mass spectometry. Using quality requirements developed by and derived from Stockl, Sluss, and Thienpont, we examine this methods with Sigma-metric analysis.

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