TY - GEN AU - David Duewer AU - Margaret Kline AU - Katherine Sharpless AU - Jeanice Brown AU - Sam Margolis C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 2013-08-07 DO - https://doi.org/10.6028/NIST.IR.7880-26 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 2013 TI - NIST Micronutrients Measurement Quality Assurance Program Winter, Spring, and Fall 1998 Comparability Studies: Results for Round Robin XLII, XLIII, and XLIV Fat-Soluble Vitamins and Carotenoids in Human Serum and Round Robin 11 Ascorbic Acid in Human Seru ER -