HEM stands for various terms. Discover the full forms, meanings, and possible interpretations of HEM across different fields and industries.
The oxide of iron of highest valency which has a composition close to the stoichiometric composition Fe2O3.
GeologyMineralScienceThe diagnosis, treatment, and prevention of diseases of the blood and bone marrow as well as of the immunologic, hemostatic (blood clotting) and vascular systems. Because of the nature of blood, the science of hematology profoundly affects the understanding of many diseases.
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