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Description
the serum B12 concentration of a given person may be 240 pmol/l with one assay, and 440 pmol/l with a different assay There is also considerable variability with just one and the same serum B12 assay
Make sure to identify each batch precisely so there is no room for mistake
Some research has shown that some medications can retain their potency well beyond their labeled expiration dates
doi: 10.1186/s13023-022-02453-z
Malar J 19:408
de vitaminologie de Nutr
