Bedner, M.
and Tai, S.
(2016),
NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Summer 2014 Comparability Study(Exercise 9):, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.IR.8141
(Accessed December 30, 2024)