Bacteroides ovatus accelerates metformin-induced vitamin B12 deficiency in type 2 diabetes patients by accumulating cobalamin | npj Biofilms and Microbiomes
Polyclonal Antibody to Vitamin B12 (VB12) MBS2002238 from MyBioSource.com | Biocompare.com
Pure Vitamin B12 1%, Vb12, Cyanocobalamin - China Vb12, Vit B12 | Made-in-China.com
Vitamin B12 (VB12) ELISA Kit (UNEB0054)- High Sensitivity
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