Methylmalonic acid excretion: an index of vitamin-B12 deficiency.
D000740:Anemia; D000748:Anemia, Macrocytic; D006801:Humans; D008314:Malonates; D008764:Methylmalonic Acid; D014806:Vitamin B 12 Deficiency; D014815:Vitamins
D008314:Malonates; D014815:Vitamins; D008764:Methylmalonic Acid
ANEMIA, MACROCYTIC; MALONATES; VITAMIN B 12 DEFICIENCY