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How is Vitamin B12 deficiency diagnosed and monitored
However, like other supplements, upset stomach, headaches, pain at the site of injection, reddening, swelling, and other discomforts at the point of injection are also positive
This increased demand can potentially create relative deficiencies in these co-factors, even if their levels were previously adequate
"Proton pump inhibitor and histamine 2 receptor antagonist use and vitamin B12 deficiency"
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