Fig. 2.
Comparison of the Elecsys vitamin D total II assay and LC-MS/MS method. The scatter plot (A) and bias plot (B) are shown. Abbreviation: LC-MS/MS, liquid chromatography-tandem mass spectrometry.
J Lab Med Qual Assur 2018;40:109~111 https://doi.org/10.15263/jlmqa.2018.40.2.109
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