Context

Context of NIST micronutrients measurement quality assurance program Winter, Spring, and Fall 1991 comparability studies : results for round robins XXI, XXII, and XXIII fat-soluble vitamins and carotenoids in human serum, Neal E. Craft; David L. Duewer; Sam A. Margolis; Jeanice B. Thomas; Margaret C. Kline; Katherine E. Sharpless; Willie E. May
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