Observations on the absorption, utilization, and excretion of vitamin B12.
D000740:Anemia; D000752:Anemia, Pernicious; D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
ANEMIA, PERNICIOUS; VITAMIN B12