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Watch videos about methylmalonic acid
February 9, 2012
New Vitamin B12 Test
Who should get tested for vitamin B12 (cobalamin) deficiency and which is the best test to use: serum B12, methylmalonic acid (MMA), or holotranscobalamin levels?
February 3, 2012
Vitamin B12 Recommendation Change
Based on two biomarkers of functional vitamin B12 (cobalamin) status, B12 recommendations formulated more than a half century ago may need to be updated.
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