Apparently, all of the above were considered military-grade, mission-critical methods of communication 100 years ago.

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"It's difficult to apply critical, scientific methods to determine that a particular action done repetitively over a number of hours will result in injury, " says Russell E.

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To begin with, there is academic sniping: Dr Belcaro is sharply critical of the methods used by Dr Jacobson's group, and they in turn raise questions about Dr Belcaro's techniques.

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So after his residency in anesthesiology and his fellowship in critical care, he studied clinical-research methods.

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Methods to systematically identify and discard inaccurate data are critical to improving the consumer database.

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The private sector plays a critical role in solving this challenge as well, addressing not only infrastructure development, but also by offering innovative new methods of delivery.

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