Can Vitamin b12 deficiency be a sign of cancer?

Related questions

1. What does a high vitamin b12 level indicate?
2. When should I take b12 morning or night?
3. What is a normal b12 level for a woman?
4. Is b12 really necessary?
5. Is it OK to take 1000 mcg of b12 a day?
6. Do eggs have vitamin b12?
7. Is High b12 a sign of cancer?
8. Is it OK to take b12 everyday?
9. What is a normal vitamin b12 level for a woman?
10. Is b12 deficiency serious?

Tags

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2. #spina
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6. #serious
7. #deficiency
8. #pernicious
9. #defects
10. #cancer
11. #vitamin
12. #caused
13. #bifida
14. #pregnant
15. #anemia
16. #stomach
17. #birth
18. #cases
19. #their