Vitamin B 12 deficiency

Vitamin B 12 deficiency

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日期:2026-04-21
Vitamin B12 deficiency or hypocobalaminemia typically features a low blood level of vitamin B12 however functional B12 deficiency can occur at any serum level;[1] with or without anaemia and/or macrocytosis.[2] The deficiency is common to all age groups a...看更多