Vitamin B12 deficiency and multiple sclerosis.
Ransohoff
R M
RM
Jacobsen
D W
DW
Green
R
R
D000752:Anemia, Pernicious / Q000150:complications; D005260:Female; D006801:Humans; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000150:complications*; D014805:Vitamin B 12 / Q000627:therapeutic use; D014806:Vitamin B 12 Deficiency / Q000209:etiology*
D014805:Vitamin B 12