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After we have the big picture of your health, well decide what diagnostic tests or labs will be necessary
Store B12 injections in a cool, dry place, typically below 77F (25C) and avoid leaving them in hot environments, such as inside a car, near a stove, or in direct sunlight for extended periods
Initial laboratory assessment should include a complete blood count and serum vitamin B 12 level
Science 246 , 382385 (1989)
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