The microbiological assay of serum folic acid activity.
D001205:Ascorbic Acid; D001681:Biological Assay; D005492:Folic Acid; D006403:Hematologic Tests; D006801:Humans; D007778:Lactobacillus
D005492:Folic Acid; D001205:Ascorbic Acid
ASCORBIC ACID; BIOLOGICAL ASSAY; FOLIC ACID; LACTOBACILLUS