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They should be administered by trained clinicians who screen properly first
Then maintenance treatment can begin
Frequently Asked Questions Are vitamin B12 injections more effective than oral supplements
The effectiveness duration of vitamin B12 depends on multiple elements, as per your inquiries about its operational period
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An incidental-finding cohort from a Spanish university hospital (2023) What was found: among 4,800 people who had a B12 measured, about 7 in 100 had a level above 1000 pg/mL
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