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Description
But the structural and functional consequences of these effects is still unknown

Burke NS et al

For positive mode a scan range from m/z 200-1000 was covered and in negative mode full scans were acquired from m/z 200 1000 (until min 20) and from m/z 600-1700 (min 20 to 40)

Prevention of Vitamin B12 Deficiency Preventing a disease in the first instance rather than to treat the same later on could be a wise decision