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doi:10.1007/s00125-007-0793-y
Information provided is educational and not a substitute for medical advice
Warning signs of deficiency A person with vitamin B12 deficiency may present with symptoms A person with vitamin B12 deficiency may also experience various neurological symptoms, including: loss of deep tendon reflexes difficulty with concentration memory loss irritability problems with balance and walking If someone experiences any of the above symptoms, they need to consult a doctor
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