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Description
"Vitamin B12 deficiency can be sneaky, harmful"

A serum B12 level test and, ideally, a methylmalonic acid (MMA) test should precede any B12 injection recommendation

The best time to take progesterone depends on why it was prescribed, whether you still have periods, whether you're taking estrogen, and your clinician's recommendations

Serious Side Effects: Severe allergic reactions, which are rare, but require immediate medical attention

The evaluation of fired clay brick production in terms of energy efficiency: a case study in Turkey