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Vitamin B12 Deficiency | NEJM
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Vitamin B12 Deficiency Optic Neuropathy: a Teaching Case Report | The Journal of Optometric Education
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B12 Mille® (B12 vitamin 1000 mg, cyanocobalamin), from Laboratoires Delagrange (Paris, France), 1971 - Oncowitan
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How to Detect & Treat Vitamin B12 Deficiency in Aging Adults
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Should You Take Vitamin B12 Supplements If You Take Metformin? - GoodRx
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Liquid Vitamin B12: Dosage, Benefits, and More
