THE VITAMIN B12 AND FOLATE PATHOLOGY INVESTIGATION
THE INVESTIGATION OF ERRORS IN PATHOLOGY TESTS
FOR VITAMIN B12 AND FOLATE DEFICIENCY
BY MEANS OF MEDICAL EXPERIMENTS
THE SERUM VITAMIN B12 INVESTIGATION
THE SERUM B12 EXPERIMENT - B
Summary
Method
Observations
Results - Notes
Results - Assay Quality
Serum B12 Lab Comparison
Conclusions

The important points to note, about these Series 3 serum B12 results are:

  • Differences between labs are not consistent over time
  • Most significant difference was on Day 35; QML = 207 pmol/L, CP = 192 pmol/L, Gribbles = 341 pmol/L
Chart CD1 Table T1
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