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Reference Intervals: The Process to Verify Outside Sources

The Centers for Medicare & Medicaid Services, HHS stipulate that a written procedure manual be available, and followed, by all laboratory personal. One key aspect of these standardized procedure manuals are test ....

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Vitamin D: Its Physiology, Testing and Relationship with COVID-19

The discovery and importance of vitamin D was first revealed in 1919 when Sir Edward Mellanby successfully reproduced a nutritional disease known as rickets by feeding dogs oatmeal and keeping these dogs from...

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Our Experience with Touch Preparations of Lung Core Needle Biopsies

The touch preparation (TP) technique is a tissue preparation method in which a fresh tissue will exfoliate cells on a glass slide after touching that slide. It is usually performed on core needle biopsies (CNB) ....

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