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Laboratory factors such as macro-B12 (immunoglobulin-bound B12) can cause spurious elevation on some assays
Glycine is not necessary in the same way B12 is
A panel member who voted no on KPV put it plainly: Im voting on something here, but I dont know what that something is. The conflict of interest issue is real too
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Suitable for vegans, vegetarians, and those with pernicious anaemia
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