title: Urinary methylmalonic acid and cobalamin deficiency in the elderly.
authors.forename: A
authors.initials: A
authors.lastname: Anand
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D006801:Humans; D008764:Methylmalonic Acid / Q000652:urine*; D011237:Predictive Value of Tests; D014806:Vitamin B 12 Deficiency / Q000175:diagnosis* / Q000652:urine
chemical_list: D008764:Methylmalonic Acid