title: A two-dimensional chromato-bioautographic method for complete separation of individual plasma cobalamins.
mesh_terms: D001681:Biological Assay; D002845:Chromatography; D004926:Escherichia coli; D006801:Humans; D008722:Methods; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D014805:Vitamin B 12