TY - GEN AU - Duewer, David L AU - Thomas, Jeanice B C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2018-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.7880-48 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2018 TI - NIST micronutrients measurement quality assurance program winter and summer 2017 comparability studies: results for round robins LXXXI and LXXXII fat-soluble vitamins and carotenoids in human serum: ER -