Urinary methylmalonic acid and cobalamin deficiency in the elderly.
Anand
A
A
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
D008764:Methylmalonic Acid