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Agreement of Blood Spot Card Measurements of Vitamin D Levels with Serum, Whole Blood Specimen Types and a Dietary Recall Instrument
Larkin EK,
Gebretsadik T,
Koestner N,
Newman MS,
Liu Z,
et al.
(2011)
Agreement of Blood Spot Card Measurements of Vitamin D Levels with Serum, Whole Blood Specimen Types and a Dietary Recall Instrument.
PLOS ONE 6(1): e16602.
https://doi.org/10.1371/journal.pone.0016602