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vitamin b12 injections cause black stool Why Is My Poop Black? What's Normal and When to Worry Variant:1mg
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Current attempts such as the CobaSorb Test and tests employing a detectable non-radioactive form of B12 may prove to be reasonable alternatives for the original Schilling’s Test, and thereby help to solve the most important question: Will this patient need a lifelong treatment with pharmacological doses of B12
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