TY - GEN AU - Thomas, Jeanice Brown AU - Duewer, David L AU - Burdette, Carolyn Q AU - Sniegoski, Lorna T AU - Yen, James H C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2017-12-01 05:12:00 DO - https://doi.org/10.6028/NIST.SP.260-188 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2017 TI - Certification of standard reference material 968f fat-soluble vitamins in frozen human serum: ER -