If you are experiencing concerning symptoms or believe you are at risk, it is important to discuss these with a healthcare provider, who may recommend testing
Nose K, Taniguchi K, Fujita M, Moyama C, Mori M, Ishita M, et al
J Neurosci
[DOI] [PMC free article] [PubMed] [Google Scholar] [36].Yegiazaryan A, Abnousian A, Alexander LJ, Badaoui A, Flaig B, Sheren N, et al
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Vitamin B12 shots can be obtained from a doctor's office when it is deemed necessary and at mini off-site clinics as discussed below