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Qualitative variables will be described in terms of proportions and their corresponding confidence intervals
A 24-week study with 536 subjects was designed to confirm and extend those early findings
B is crucial for the metabolism of fats, drugs, and steroids and for the activation of other vitamins (it helps convert vitamin B to its active form and aids the conversion of tryptophan to niacin)
The NHS treatment pathway and the 2024 NICE guideline both assume B12 injections are given in a clinical setting against a confirmed deficiency, not self-sourced and self-administered
The crosswalk is directional and context-dependent
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