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Why Some Patients Prefer B12 Injections Some patients prefer B12 injections because they are administered by a trained healthcare professional, do not rely on remembering daily tablets and may be more suitable in certain deficiency situations
Although a few studies have been conducted in humans, the results are mixed and ultimately the drug is not approved by the US Food and Drug Administration (FDA)
Money isn't primary concern
How Breathalyzers Work and What They Measure A breathalyzer measures the amount of alcohol in your breath to estimate your blood alcohol concentration (BAC)
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