How well can current assets cover current liabilities? Reviewed by Amy Drury The acid-test ratio (ATR), also commonly known as the quick ratio, measures the liquidity of a company by calculating how ...
What Is the CD4:CD8 Ratio Test Used For? CD4 and CD8 are two types of white blood cells in your blood. White blood cells help your body fight infections. If you have HIV infection, your doctor may use ...