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J Hepatol 70(3):550551

B12 levels can become low as a result of inadequate nutrition, decreased absorption of this vitamin in the intestines, stomach problems, infections or cancer

However, supplying sodium selenite as part of the diet can reverse the above effects (167)

doi: 10.1111/gcb.16301 92 GaoK.PiY.MuC.-L.PengY.HuangZ.ZhuW.-Y
