b12 injections vs oral liquid vs. Intramuscular Vitamin in Vitamin B12 Deficiency • The Blood Project Vitamin B12 Injections vs. Oral
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Always check the expiry date on the product packaging and use before it

Injections may be given daily for several days to a week, then weekly for several weeks

Supplementary Table S5)

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12 NCBI BookshelfBest practices for injection: asepsis, preparation and administration
