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doi.org/10.1002/ibd.20453 Seiwerth, S., et al
The following populations have no published exposure data and would generally be excluded from research-context use: - People who are pregnant, trying to become pregnant, or breastfeeding
The liver normally stores up large amounts of B 12
We may also recommend blood tests to accurately measure your serum vitamin B12 levels and, if needed, related markers such as methylmalonic acid or homocysteine
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