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[40] [41] In a study, B 12 deficiency caused by Helicobacter pylori was positively correlated with CagA positivity and gastric inflammatory activity, rather than gastric atrophy

that changed to once every three months in the 1980s

Whether you choose oral supplements or injections depends on your individual needs, but the important thing is not to ignore the signs of low B12

22: 31529 Gaberc-Porekar V, Zore I, Podobnik B, et al
