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It says these warrant investigation to rule out confounding conditions rather than being assumed to be medication effects
When deficiency is suspected based on clinical features (fatigue, paraesthesia, cognitive changes) or risk factors (vegan diet, gastric surgery, certain medications), serum B12 measurement guides appropriate intervention
Why must T cells be cross-reactive
2026 Feb 13;7(2):100959
Is it strictly inflammation or how, what
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