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10.1126/science.aad0135 117 SrinivasanB.KolliA

One notable example is this meta-analysis of MTHFR case-control studies, which raises a serious concern: What if only Mendelian randomization studies that found an association have been published

Conclusion .It also provides further evidence that participation in audit can bring about change in clinical behaviour leading to improvements in standards of care Use of vitamin B12 injections among elderly patients by primary care practitioners in Ontario although therapy for vitamin B12 deficiency prevents serious morbidity clinical audits in Britain have shown that approximately half of the patients receiving regular vitamin B12 injections do not meet explicit criteria supporting its use and up to one fifth of patients receive unnecessarily frequent injections

Chemico-Biological Interactions