title: [Methylmalonic acid in diagnosis of vitamin B12 deficiency].
authors.forename: Jørn
authors.initials: J
authors.lastname: Schneede
mesh_terms: D015415:Biomarkers / Q000097:blood*; D006710:Homocysteine / Q000097:blood; D006801:Humans; D008764:Methylmalonic Acid / Q000097:blood*; D012016:Reference Values; D014806:Vitamin B 12 Deficiency / Q000097:blood* / Q000175:diagnosis*
chemical_list: D015415:Biomarkers; D006710:Homocysteine; D008764:Methylmalonic Acid