The pre-analytical stability of 25-hydroxyvitamin D: Storage and mixing effects.

J Clin Lab Anal · 2020 · PMC7031638 · PMID 31587378

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a significant trendno p-value reported

This indicated that there was a significant trend toward a rise in mean concentration of 25‐OH VitD compared with day 0 (fresh specimens) over time (Figure 1 ).

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