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Why it matters: Monitoring helps connect symptom changes with lab response and safe refill planning
doi:10.1016/0736-4679(87)90074-6
You just order the kit, follow the simple instructions to collect a small blood sample with a finger prick, and post it back to our accredited lab
Regular check-ups and blood tests can help track B12 levels and address issues promptly
Because this article has 16 major sections, scan the headings first and then use the FAQ or summary sections to pressure-test the answer
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