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Without testing, there is no way to distinguish between B12 deficiency and other causes of similar symptoms, no way to determine the severity of deficiency, and no way to select the most appropriate delivery method
So like, I know, I don't know
B12...my shot was done in my arm...no pain at all
Durch diesen Stoff wird das Blut ungerinnbar
J Med Chem 1986;29:13051308
It is not intended, packaged, or labeled for human injection, veterinary application, or any clinical use
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