History
The aPTT was first described in 1953 by researchers at the University of North Carolina at Chapel Hill.
Read more about this topic: Partial Thromboplastin Time
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“No matter how vital experience might be while you lived it, no sooner was it ended and dead than it became as lifeless as the piles of dry dust in a school history book.”
—Ellen Glasgow (1874–1945)
“If usually the “present age” is no very long time, still, at our pleasure, or in the service of some such unity of meaning as the history of civilization, or the study of geology, may suggest, we may conceive the present as extending over many centuries, or over a hundred thousand years.”
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—Elizabeth Janeway (b. 1913)