Bedner, M.
and Lippa, K.
(2012),
NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Winter 2010 Compatibility Study (Exercise 1), NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.IR.7890
(Accessed December 9, 2024)