Baseline Assessment of 25-Hydroxyvitamin D Assay Performance: A Vitamin D Standardization Program (ASP) Interlaboratory Comparison Study

Wise, SA; Phinney, KW; Tai, SSC; Camara, JE; Myers, GL; Durazo-Arvizu, R; Tian, L; Hoofnagle, AN; Bachmann, LM; Young, IS; Pettit, J; Caldwell, G; Liu, A; Brooks, SPJ; Sarafin, K; Thamm, M; Mensink, GBM; Busch, M; Rabenberg, M; Cashman, KD; Kiely, M;

Wise, SA (reprint author), NIH, Off Dietary Supplements, Bethesda, MD 20892 USA.; Wise, SA (reprint author), NIST, Chem Sci Div, Gaithersburg, MD 20899 USA.

JOURNAL OF AOAC INTERNATIONAL, 2017; 100 (5): 1244

Abstract

The Vitamin D Standardization Program (VDSP) coordinated an interlaboratory study to assess the comparability of measurements of total 25-hydroxyvitam......

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