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doi:10.3390/ijms22158199
[DOI] [PMC free article] [PubMed] [Google Scholar] 49.Jajoo S.S., Zamwar U.M., Nagrale P
During adulthood, serum B12 concentrations tend to decline with age, especially in the elderly (Wahlin et al., 2002), probably arising from the gradual decrease in both gastric acidity and intrinsic factor production that occurs with aging (Asselt et al., 1998
Support for neuropathy, neuritis, and neurological disorders
