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can b12 injections cause side effects Why do I feel worse after a injection? do b12 injections have side
Description
The staff were all so welcoming and friendly

They dont realize how deadly B12 deficiency can become, and believe they only need to keep patients B12 levels between 150700 pmol/L

Its crucial for making red blood cells, maintaining healthy nerve cells, and synthesising DNA

doi: 10.1007/s11010-005-9045-y
