William H. Roeder

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Methods of quantitative measurement of fibrinolysin are available (Astrup and Alkjaersig, 1952; Loomis, George, and Ryder, 1947; Shulman and Tagnon, 1950). For the most part, these are fairly complicated techniques suitable for the research laboratory but not for the routine clinical laboratory. The method most generally used in the clinical laboratory is a(More)
As programmable controllers have become more cost-effective and more powerful, they have been used in a larger number of industrial applications. As their use and number has increased, a strong need has arisen for a simple cost-effective means of communications between programmable controllers. Local area networks are a recently developed solution to the(More)
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