Vitamin B12 and pernicious anemia.
STRAUSS
M B
MB
D000740:Anemia; D000752:Anemia, Pernicious; D006397:Hematinics; D006801:Humans; D014805:Vitamin B 12
D006397:Hematinics; D014805:Vitamin B 12
ANEMIA, PERNICIOUS; VITAMIN B12