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doi:10.1093/fampra/cml008
Many patients report less tiredness within two to four weeks of starting injections, depending on how depleted their levels were at baseline
Subcutaneous administration of vitamin B12 is sometimes employed, especially in patients with congenital cobalamin metabolism disorders who require high doses to maintain normal metabolic pathways
This service involves administering vitamin B12 directly into the muscle, allowing for better absorption vs oral supplements
Trends in Molecular Medicine 27 (10): 931934
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