Bedner, M.
(2016),
NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Summer 2015 Comparability Study (Exercise 11):, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.IR.8143
(Accessed December 6, 2024)